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Finding the Fourth Proportional to 71,592.34, 107,425.36 and 29,503.52

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Solution

The fourth proportional to 71,592.34, 107,425.36 and 29,503.52 is: 44,270.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,592.34 : 107,425.36 = 29,503.52 : x
  2. Step 2: Convert to fraction form
    71,592.34/107,425.36 = 29,503.52/x
  3. Step 3: Cross multiply
    71,592.34x = 107,425.36 × 29,503.52
  4. Step 4: Simplify right side
    71,592.34x = 3,169,426,257.27
  5. Step 5: Solve for x
    x = 3,169,426,257.27/71,592.34
  6. Step 6: Final answer
    x = 44,270.47

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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.