Home / 83,909.01-125,833.54-27,738.75

Finding the Fourth Proportional to 83,909.01, 125,833.54 and 27,738.75

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Solution

The fourth proportional to 83,909.01, 125,833.54 and 27,738.75 is: 41,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,909.01 : 125,833.54 = 27,738.75 : x
  2. Step 2: Convert to fraction form
    83,909.01/125,833.54 = 27,738.75/x
  3. Step 3: Cross multiply
    83,909.01x = 125,833.54 × 27,738.75
  4. Step 4: Simplify right side
    83,909.01x = 3,490,465,107.68
  5. Step 5: Solve for x
    x = 3,490,465,107.68/83,909.01
  6. Step 6: Final answer
    x = 41,598.22

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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.