Home / 80,331.47-110,857.43-44,523.79

Finding the Fourth Proportional to 80,331.47, 110,857.43 and 44,523.79

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Solution

The fourth proportional to 80,331.47, 110,857.43 and 44,523.79 is: 61,442.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,331.47 : 110,857.43 = 44,523.79 : x
  2. Step 2: Convert to fraction form
    80,331.47/110,857.43 = 44,523.79/x
  3. Step 3: Cross multiply
    80,331.47x = 110,857.43 × 44,523.79
  4. Step 4: Simplify right side
    80,331.47x = 4,935,792,378.97
  5. Step 5: Solve for x
    x = 4,935,792,378.97/80,331.47
  6. Step 6: Final answer
    x = 61,442.83

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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.