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Finding the Fourth Proportional to 64,425.75, 96,545.35 and 44,414.70

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Solution

The fourth proportional to 64,425.75, 96,545.35 and 44,414.70 is: 66,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,425.75 : 96,545.35 = 44,414.70 : x
  2. Step 2: Convert to fraction form
    64,425.75/96,545.35 = 44,414.70/x
  3. Step 3: Cross multiply
    64,425.75x = 96,545.35 × 44,414.70
  4. Step 4: Simplify right side
    64,425.75x = 4,288,032,450.12
  5. Step 5: Solve for x
    x = 4,288,032,450.12/64,425.75
  6. Step 6: Final answer
    x = 66,557.75

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1.5x scale

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.