Home / 218,473.28-327,376.08-147,132.13

Finding the Fourth Proportional to 218,473.28, 327,376.08 and 147,132.13

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Solution

The fourth proportional to 218,473.28, 327,376.08 and 147,132.13 is: 220,473.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,473.28 : 327,376.08 = 147,132.13 : x
  2. Step 2: Convert to fraction form
    218,473.28/327,376.08 = 147,132.13/x
  3. Step 3: Cross multiply
    218,473.28x = 327,376.08 × 147,132.13
  4. Step 4: Simplify right side
    218,473.28x = 48,167,539,961.45
  5. Step 5: Solve for x
    x = 48,167,539,961.45/218,473.28
  6. Step 6: Final answer
    x = 220,473.37

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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.