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Finding the Fourth Proportional to 71,599.61, 107,414.91 and 27,227.21

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Solution

The fourth proportional to 71,599.61, 107,414.91 and 27,227.21 is: 40,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,599.61 : 107,414.91 = 27,227.21 : x
  2. Step 2: Convert to fraction form
    71,599.61/107,414.91 = 27,227.21/x
  3. Step 3: Cross multiply
    71,599.61x = 107,414.91 × 27,227.21
  4. Step 4: Simplify right side
    71,599.61x = 2,924,607,774.63
  5. Step 5: Solve for x
    x = 2,924,607,774.63/71,599.61
  6. Step 6: Final answer
    x = 40,846.70

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1.5x scale

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.