Home / 138,132.60-207,146.82-44,613.24

Finding the Fourth Proportional to 138,132.60, 207,146.82 and 44,613.24

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Solution

The fourth proportional to 138,132.60, 207,146.82 and 44,613.24 is: 66,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,132.60 : 207,146.82 = 44,613.24 : x
  2. Step 2: Convert to fraction form
    138,132.60/207,146.82 = 44,613.24/x
  3. Step 3: Cross multiply
    138,132.60x = 207,146.82 × 44,613.24
  4. Step 4: Simplify right side
    138,132.60x = 9,241,490,795.90
  5. Step 5: Solve for x
    x = 9,241,490,795.90/138,132.60
  6. Step 6: Final answer
    x = 66,903.04

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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.