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Finding the Fourth Proportional to 82,507.68, 113,860.66 and 44,781.92

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Solution

The fourth proportional to 82,507.68, 113,860.66 and 44,781.92 is: 61,799.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,507.68 : 113,860.66 = 44,781.92 : x
  2. Step 2: Convert to fraction form
    82,507.68/113,860.66 = 44,781.92/x
  3. Step 3: Cross multiply
    82,507.68x = 113,860.66 × 44,781.92
  4. Step 4: Simplify right side
    82,507.68x = 5,098,898,967.27
  5. Step 5: Solve for x
    x = 5,098,898,967.27/82,507.68
  6. Step 6: Final answer
    x = 61,799.08

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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.