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Finding the Fourth Proportional to 71,223.59, 98,291.52 and 41,008.16

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Solution

The fourth proportional to 71,223.59, 98,291.52 and 41,008.16 is: 56,592.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,223.59 : 98,291.52 = 41,008.16 : x
  2. Step 2: Convert to fraction form
    71,223.59/98,291.52 = 41,008.16/x
  3. Step 3: Cross multiply
    71,223.59x = 98,291.52 × 41,008.16
  4. Step 4: Simplify right side
    71,223.59x = 4,030,753,887.35
  5. Step 5: Solve for x
    x = 4,030,753,887.35/71,223.59
  6. Step 6: Final answer
    x = 56,592.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.