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Finding the Fourth Proportional to 64,442.62, 88,930.62 and 35,766.61

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Solution

The fourth proportional to 64,442.62, 88,930.62 and 35,766.61 is: 49,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,442.62 : 88,930.62 = 35,766.61 : x
  2. Step 2: Convert to fraction form
    64,442.62/88,930.62 = 35,766.61/x
  3. Step 3: Cross multiply
    64,442.62x = 88,930.62 × 35,766.61
  4. Step 4: Simplify right side
    64,442.62x = 3,180,746,580.27
  5. Step 5: Solve for x
    x = 3,180,746,580.27/64,442.62
  6. Step 6: Final answer
    x = 49,357.81

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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.