Home / 162,608.07-243,912.10-107,191.11

Finding the Fourth Proportional to 162,608.07, 243,912.10 and 107,191.11

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Solution

The fourth proportional to 162,608.07, 243,912.10 and 107,191.11 is: 160,786.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,608.07 : 243,912.10 = 107,191.11 : x
  2. Step 2: Convert to fraction form
    162,608.07/243,912.10 = 107,191.11/x
  3. Step 3: Cross multiply
    162,608.07x = 243,912.10 × 107,191.11
  4. Step 4: Simplify right side
    162,608.07x = 26,145,208,399.63
  5. Step 5: Solve for x
    x = 26,145,208,399.63/162,608.07
  6. Step 6: Final answer
    x = 160,786.66

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.