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Finding the Fourth Proportional to 47,266.52, 70,899.87 and 44,379.68

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Solution

The fourth proportional to 47,266.52, 70,899.87 and 44,379.68 is: 66,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,266.52 : 70,899.87 = 44,379.68 : x
  2. Step 2: Convert to fraction form
    47,266.52/70,899.87 = 44,379.68/x
  3. Step 3: Cross multiply
    47,266.52x = 70,899.87 × 44,379.68
  4. Step 4: Simplify right side
    47,266.52x = 3,146,513,542.64
  5. Step 5: Solve for x
    x = 3,146,513,542.64/47,266.52
  6. Step 6: Final answer
    x = 66,569.60

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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.