Home / 218,060.22-327,080.52-76,005.66

Finding the Fourth Proportional to 218,060.22, 327,080.52 and 76,005.66

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Solution

The fourth proportional to 218,060.22, 327,080.52 and 76,005.66 is: 114,005.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,060.22 : 327,080.52 = 76,005.66 : x
  2. Step 2: Convert to fraction form
    218,060.22/327,080.52 = 76,005.66/x
  3. Step 3: Cross multiply
    218,060.22x = 327,080.52 × 76,005.66
  4. Step 4: Simplify right side
    218,060.22x = 24,859,970,795.74
  5. Step 5: Solve for x
    x = 24,859,970,795.74/218,060.22
  6. Step 6: Final answer
    x = 114,005.07

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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.