Home / 80,229.39-110,718.15-47,997.24

Finding the Fourth Proportional to 80,229.39, 110,718.15 and 47,997.24

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Solution

The fourth proportional to 80,229.39, 110,718.15 and 47,997.24 is: 66,237.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,229.39 : 110,718.15 = 47,997.24 : x
  2. Step 2: Convert to fraction form
    80,229.39/110,718.15 = 47,997.24/x
  3. Step 3: Cross multiply
    80,229.39x = 110,718.15 × 47,997.24
  4. Step 4: Simplify right side
    80,229.39x = 5,314,165,617.91
  5. Step 5: Solve for x
    x = 5,314,165,617.91/80,229.39
  6. Step 6: Final answer
    x = 66,237.14

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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.