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Finding the Fourth Proportional to 76,061.16, 114,118.96 and 33,937.52

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Solution

The fourth proportional to 76,061.16, 114,118.96 and 33,937.52 is: 50,918.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,061.16 : 114,118.96 = 33,937.52 : x
  2. Step 2: Convert to fraction form
    76,061.16/114,118.96 = 33,937.52/x
  3. Step 3: Cross multiply
    76,061.16x = 114,118.96 × 33,937.52
  4. Step 4: Simplify right side
    76,061.16x = 3,872,914,487.38
  5. Step 5: Solve for x
    x = 3,872,914,487.38/76,061.16
  6. Step 6: Final answer
    x = 50,918.43

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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.