Home / 80,839.30-111,552.50-44,539.16

Finding the Fourth Proportional to 80,839.30, 111,552.50 and 44,539.16

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Solution

The fourth proportional to 80,839.30, 111,552.50 and 44,539.16 is: 61,460.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,839.30 : 111,552.50 = 44,539.16 : x
  2. Step 2: Convert to fraction form
    80,839.30/111,552.50 = 44,539.16/x
  3. Step 3: Cross multiply
    80,839.30x = 111,552.50 × 44,539.16
  4. Step 4: Simplify right side
    80,839.30x = 4,968,454,645.90
  5. Step 5: Solve for x
    x = 4,968,454,645.90/80,839.30
  6. Step 6: Final answer
    x = 61,460.88

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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.