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Finding the Fourth Proportional to 80,038.62, 110,451.78 and 44,227.86

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Solution

The fourth proportional to 80,038.62, 110,451.78 and 44,227.86 is: 61,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,038.62 : 110,451.78 = 44,227.86 : x
  2. Step 2: Convert to fraction form
    80,038.62/110,451.78 = 44,227.86/x
  3. Step 3: Cross multiply
    80,038.62x = 110,451.78 × 44,227.86
  4. Step 4: Simplify right side
    80,038.62x = 4,885,045,862.59
  5. Step 5: Solve for x
    x = 4,885,045,862.59/80,038.62
  6. Step 6: Final answer
    x = 61,033.61

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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.