Home / 80,139.28-110,594.16-44,330.04

Finding the Fourth Proportional to 80,139.28, 110,594.16 and 44,330.04

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Solution

The fourth proportional to 80,139.28, 110,594.16 and 44,330.04 is: 61,176.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,139.28 : 110,594.16 = 44,330.04 : x
  2. Step 2: Convert to fraction form
    80,139.28/110,594.16 = 44,330.04/x
  3. Step 3: Cross multiply
    80,139.28x = 110,594.16 × 44,330.04
  4. Step 4: Simplify right side
    80,139.28x = 4,902,643,536.57
  5. Step 5: Solve for x
    x = 4,902,643,536.57/80,139.28
  6. Step 6: Final answer
    x = 61,176.54

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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.