Home / 75,213.38-112,701.39-27,763.18

Finding the Fourth Proportional to 75,213.38, 112,701.39 and 27,763.18

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Solution

The fourth proportional to 75,213.38, 112,701.39 and 27,763.18 is: 41,600.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,213.38 : 112,701.39 = 27,763.18 : x
  2. Step 2: Convert to fraction form
    75,213.38/112,701.39 = 27,763.18/x
  3. Step 3: Cross multiply
    75,213.38x = 112,701.39 × 27,763.18
  4. Step 4: Simplify right side
    75,213.38x = 3,128,948,976.82
  5. Step 5: Solve for x
    x = 3,128,948,976.82/75,213.38
  6. Step 6: Final answer
    x = 41,600.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.