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Finding the Fourth Proportional to 80,644.08, 111,295.92 and 44,351.92

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Solution

The fourth proportional to 80,644.08, 111,295.92 and 44,351.92 is: 61,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,644.08 : 111,295.92 = 44,351.92 : x
  2. Step 2: Convert to fraction form
    80,644.08/111,295.92 = 44,351.92/x
  3. Step 3: Cross multiply
    80,644.08x = 111,295.92 × 44,351.92
  4. Step 4: Simplify right side
    80,644.08x = 4,936,187,740.17
  5. Step 5: Solve for x
    x = 4,936,187,740.17/80,644.08
  6. Step 6: Final answer
    x = 61,209.55

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1.5x scale

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.