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Finding the Fourth Proportional to 61,532.60, 92,153.10 and 41,703.80

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Solution

The fourth proportional to 61,532.60, 92,153.10 and 41,703.80 is: 62,456.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,532.60 : 92,153.10 = 41,703.80 : x
  2. Step 2: Convert to fraction form
    61,532.60/92,153.10 = 41,703.80/x
  3. Step 3: Cross multiply
    61,532.60x = 92,153.10 × 41,703.80
  4. Step 4: Simplify right side
    61,532.60x = 3,843,134,451.78
  5. Step 5: Solve for x
    x = 3,843,134,451.78/61,532.60
  6. Step 6: Final answer
    x = 62,456.88

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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.