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Finding the Fourth Proportional to 56,487.17, 84,610.17 and 29,748.87

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Solution

The fourth proportional to 56,487.17, 84,610.17 and 29,748.87 is: 44,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,487.17 : 84,610.17 = 29,748.87 : x
  2. Step 2: Convert to fraction form
    56,487.17/84,610.17 = 29,748.87/x
  3. Step 3: Cross multiply
    56,487.17x = 84,610.17 × 29,748.87
  4. Step 4: Simplify right side
    56,487.17x = 2,517,056,948.01
  5. Step 5: Solve for x
    x = 2,517,056,948.01/56,487.17
  6. Step 6: Final answer
    x = 44,559.80

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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.