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Finding the Fourth Proportional to 91,502.90, 137,240.40 and 24,948.44

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Solution

The fourth proportional to 91,502.90, 137,240.40 and 24,948.44 is: 37,418.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,502.90 : 137,240.40 = 24,948.44 : x
  2. Step 2: Convert to fraction form
    91,502.90/137,240.40 = 24,948.44/x
  3. Step 3: Cross multiply
    91,502.90x = 137,240.40 × 24,948.44
  4. Step 4: Simplify right side
    91,502.90x = 3,423,933,884.98
  5. Step 5: Solve for x
    x = 3,423,933,884.98/91,502.90
  6. Step 6: Final answer
    x = 37,418.86

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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.