Home / 80,209.29-110,687.47-44,398.53

Finding the Fourth Proportional to 80,209.29, 110,687.47 and 44,398.53

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Solution

The fourth proportional to 80,209.29, 110,687.47 and 44,398.53 is: 61,269.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,209.29 : 110,687.47 = 44,398.53 : x
  2. Step 2: Convert to fraction form
    80,209.29/110,687.47 = 44,398.53/x
  3. Step 3: Cross multiply
    80,209.29x = 110,687.47 × 44,398.53
  4. Step 4: Simplify right side
    80,209.29x = 4,914,360,403.98
  5. Step 5: Solve for x
    x = 4,914,360,403.98/80,209.29
  6. Step 6: Final answer
    x = 61,269.22

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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.