Home / 138,134.60-207,149.82-44,615.24

Finding the Fourth Proportional to 138,134.60, 207,149.82 and 44,615.24

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Solution

The fourth proportional to 138,134.60, 207,149.82 and 44,615.24 is: 66,906.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,134.60 : 207,149.82 = 44,615.24 : x
  2. Step 2: Convert to fraction form
    138,134.60/207,149.82 = 44,615.24/x
  3. Step 3: Cross multiply
    138,134.60x = 207,149.82 × 44,615.24
  4. Step 4: Simplify right side
    138,134.60x = 9,242,038,935.26
  5. Step 5: Solve for x
    x = 9,242,038,935.26/138,134.60
  6. Step 6: Final answer
    x = 66,906.04

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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.