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Finding the Fourth Proportional to 47,753.16, 71,279.16 and 44,234.52

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Solution

The fourth proportional to 47,753.16, 71,279.16 and 44,234.52 is: 66,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,753.16 : 71,279.16 = 44,234.52 : x
  2. Step 2: Convert to fraction form
    47,753.16/71,279.16 = 44,234.52/x
  3. Step 3: Cross multiply
    47,753.16x = 71,279.16 × 44,234.52
  4. Step 4: Simplify right side
    47,753.16x = 3,152,999,428.60
  5. Step 5: Solve for x
    x = 3,152,999,428.60/47,753.16
  6. Step 6: Final answer
    x = 66,027.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.