Home / 83,364.48-125,057.70-27,184.86

Finding the Fourth Proportional to 83,364.48, 125,057.70 and 27,184.86

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Solution

The fourth proportional to 83,364.48, 125,057.70 and 27,184.86 is: 40,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,364.48 : 125,057.70 = 27,184.86 : x
  2. Step 2: Convert to fraction form
    83,364.48/125,057.70 = 27,184.86/x
  3. Step 3: Cross multiply
    83,364.48x = 125,057.70 × 27,184.86
  4. Step 4: Simplify right side
    83,364.48x = 3,399,676,066.42
  5. Step 5: Solve for x
    x = 3,399,676,066.42/83,364.48
  6. Step 6: Final answer
    x = 40,780.87

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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.