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Finding the Fourth Proportional to 80,127.86, 110,584.51 and 44,320.59

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Solution

The fourth proportional to 80,127.86, 110,584.51 and 44,320.59 is: 61,166.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,127.86 : 110,584.51 = 44,320.59 : x
  2. Step 2: Convert to fraction form
    80,127.86/110,584.51 = 44,320.59/x
  3. Step 3: Cross multiply
    80,127.86x = 110,584.51 × 44,320.59
  4. Step 4: Simplify right side
    80,127.86x = 4,901,170,617.26
  5. Step 5: Solve for x
    x = 4,901,170,617.26/80,127.86
  6. Step 6: Final answer
    x = 61,166.88

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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.