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Finding the Fourth Proportional to 377,761.31, 566,505.87 and 124,995.14

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Solution

The fourth proportional to 377,761.31, 566,505.87 and 124,995.14 is: 187,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,761.31 : 566,505.87 = 124,995.14 : x
  2. Step 2: Convert to fraction form
    377,761.31/566,505.87 = 124,995.14/x
  3. Step 3: Cross multiply
    377,761.31x = 566,505.87 × 124,995.14
  4. Step 4: Simplify right side
    377,761.31x = 70,810,480,531.47
  5. Step 5: Solve for x
    x = 70,810,480,531.47/377,761.31
  6. Step 6: Final answer
    x = 187,447.68

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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.