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Finding the Fourth Proportional to 62,671.26, 93,566.48 and 47,800.86

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Solution

The fourth proportional to 62,671.26, 93,566.48 and 47,800.86 is: 71,365.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,671.26 : 93,566.48 = 47,800.86 : x
  2. Step 2: Convert to fraction form
    62,671.26/93,566.48 = 47,800.86/x
  3. Step 3: Cross multiply
    62,671.26x = 93,566.48 × 47,800.86
  4. Step 4: Simplify right side
    62,671.26x = 4,472,558,211.17
  5. Step 5: Solve for x
    x = 4,472,558,211.17/62,671.26
  6. Step 6: Final answer
    x = 71,365.38

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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.