Home / 218,088.61-327,132.92-60,317.06

Finding the Fourth Proportional to 218,088.61, 327,132.92 and 60,317.06

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Solution

The fourth proportional to 218,088.61, 327,132.92 and 60,317.06 is: 90,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,088.61 : 327,132.92 = 60,317.06 : x
  2. Step 2: Convert to fraction form
    218,088.61/327,132.92 = 60,317.06/x
  3. Step 3: Cross multiply
    218,088.61x = 327,132.92 × 60,317.06
  4. Step 4: Simplify right side
    218,088.61x = 19,731,696,479.86
  5. Step 5: Solve for x
    x = 19,731,696,479.86/218,088.61
  6. Step 6: Final answer
    x = 90,475.59

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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.