Home / 218,748.43-327,753.28-134,332.66

Finding the Fourth Proportional to 218,748.43, 327,753.28 and 134,332.66

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Solution

The fourth proportional to 218,748.43, 327,753.28 and 134,332.66 is: 201,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,748.43 : 327,753.28 = 134,332.66 : x
  2. Step 2: Convert to fraction form
    218,748.43/327,753.28 = 134,332.66/x
  3. Step 3: Cross multiply
    218,748.43x = 327,753.28 × 134,332.66
  4. Step 4: Simplify right side
    218,748.43x = 44,027,969,926.12
  5. Step 5: Solve for x
    x = 44,027,969,926.12/218,748.43
  6. Step 6: Final answer
    x = 201,272.16

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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.