Home / 151,170.60-208,903.14-113,379.24

Finding the Fourth Proportional to 151,170.60, 208,903.14 and 113,379.24

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Solution

The fourth proportional to 151,170.60, 208,903.14 and 113,379.24 is: 156,679.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,170.60 : 208,903.14 = 113,379.24 : x
  2. Step 2: Convert to fraction form
    151,170.60/208,903.14 = 113,379.24/x
  3. Step 3: Cross multiply
    151,170.60x = 208,903.14 × 113,379.24
  4. Step 4: Simplify right side
    151,170.60x = 23,685,279,246.81
  5. Step 5: Solve for x
    x = 23,685,279,246.81/151,170.60
  6. Step 6: Final answer
    x = 156,679.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.