Home / 80,713.06-111,382.49-44,902.96

Finding the Fourth Proportional to 80,713.06, 111,382.49 and 44,902.96

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Solution

The fourth proportional to 80,713.06, 111,382.49 and 44,902.96 is: 61,965.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,713.06 : 111,382.49 = 44,902.96 : x
  2. Step 2: Convert to fraction form
    80,713.06/111,382.49 = 44,902.96/x
  3. Step 3: Cross multiply
    80,713.06x = 111,382.49 × 44,902.96
  4. Step 4: Simplify right side
    80,713.06x = 5,001,403,493.17
  5. Step 5: Solve for x
    x = 5,001,403,493.17/80,713.06
  6. Step 6: Final answer
    x = 61,965.23

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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.