Home / 251,839.27-377,758.50-172,713.61

Finding the Fourth Proportional to 251,839.27, 377,758.50 and 172,713.61

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Solution

The fourth proportional to 251,839.27, 377,758.50 and 172,713.61 is: 259,070.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,839.27 : 377,758.50 = 172,713.61 : x
  2. Step 2: Convert to fraction form
    251,839.27/377,758.50 = 172,713.61/x
  3. Step 3: Cross multiply
    251,839.27x = 377,758.50 × 172,713.61
  4. Step 4: Simplify right side
    251,839.27x = 65,244,034,243.19
  5. Step 5: Solve for x
    x = 65,244,034,243.19/251,839.27
  6. Step 6: Final answer
    x = 259,070.14

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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.