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Finding the Fourth Proportional to 47,572.68, 71,227.80 and 35,850.36

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Solution

The fourth proportional to 47,572.68, 71,227.80 and 35,850.36 is: 53,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,572.68 : 71,227.80 = 35,850.36 : x
  2. Step 2: Convert to fraction form
    47,572.68/71,227.80 = 35,850.36/x
  3. Step 3: Cross multiply
    47,572.68x = 71,227.80 × 35,850.36
  4. Step 4: Simplify right side
    47,572.68x = 2,553,542,272.01
  5. Step 5: Solve for x
    x = 2,553,542,272.01/47,572.68
  6. Step 6: Final answer
    x = 53,676.65

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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.