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Finding the Fourth Proportional to 218,102.86, 327,169.86 and 58,177.90

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Solution

The fourth proportional to 218,102.86, 327,169.86 and 58,177.90 is: 87,271.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,102.86 : 327,169.86 = 58,177.90 : x
  2. Step 2: Convert to fraction form
    218,102.86/327,169.86 = 58,177.90/x
  3. Step 3: Cross multiply
    218,102.86x = 327,169.86 × 58,177.90
  4. Step 4: Simplify right side
    218,102.86x = 19,034,055,398.09
  5. Step 5: Solve for x
    x = 19,034,055,398.09/218,102.86
  6. Step 6: Final answer
    x = 87,271.00

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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.