Home / 252,753.17-379,292.72-162,786.47

Finding the Fourth Proportional to 252,753.17, 379,292.72 and 162,786.47

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Solution

The fourth proportional to 252,753.17, 379,292.72 and 162,786.47 is: 244,284.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,753.17 : 379,292.72 = 162,786.47 : x
  2. Step 2: Convert to fraction form
    252,753.17/379,292.72 = 162,786.47/x
  3. Step 3: Cross multiply
    252,753.17x = 379,292.72 × 162,786.47
  4. Step 4: Simplify right side
    252,753.17x = 61,743,720,275.10
  5. Step 5: Solve for x
    x = 61,743,720,275.10/252,753.17
  6. Step 6: Final answer
    x = 244,284.66

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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.