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Finding the Fourth Proportional to 59,671.55, 82,348.07 and 32,815.82

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Solution

The fourth proportional to 59,671.55, 82,348.07 and 32,815.82 is: 45,286.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,671.55 : 82,348.07 = 32,815.82 : x
  2. Step 2: Convert to fraction form
    59,671.55/82,348.07 = 32,815.82/x
  3. Step 3: Cross multiply
    59,671.55x = 82,348.07 × 32,815.82
  4. Step 4: Simplify right side
    59,671.55x = 2,702,319,442.47
  5. Step 5: Solve for x
    x = 2,702,319,442.47/59,671.55
  6. Step 6: Final answer
    x = 45,286.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.