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Finding the Fourth Proportional to 218,194.46, 327,314.47 and 60,422.91

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Solution

The fourth proportional to 218,194.46, 327,314.47 and 60,422.91 is: 90,640.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,194.46 : 327,314.47 = 60,422.91 : x
  2. Step 2: Convert to fraction form
    218,194.46/327,314.47 = 60,422.91/x
  3. Step 3: Cross multiply
    218,194.46x = 327,314.47 × 60,422.91
  4. Step 4: Simplify right side
    218,194.46x = 19,777,293,338.46
  5. Step 5: Solve for x
    x = 19,777,293,338.46/218,194.46
  6. Step 6: Final answer
    x = 90,640.68

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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.