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Finding the Fourth Proportional to 160,104.81, 220,925.50 and 88,475.10

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Solution

The fourth proportional to 160,104.81, 220,925.50 and 88,475.10 is: 122,085.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,104.81 : 220,925.50 = 88,475.10 : x
  2. Step 2: Convert to fraction form
    160,104.81/220,925.50 = 88,475.10/x
  3. Step 3: Cross multiply
    160,104.81x = 220,925.50 × 88,475.10
  4. Step 4: Simplify right side
    160,104.81x = 19,546,405,705.05
  5. Step 5: Solve for x
    x = 19,546,405,705.05/160,104.81
  6. Step 6: Final answer
    x = 122,085.06

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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.