Home / 252,839.66-379,259.30-75,342.11

Finding the Fourth Proportional to 252,839.66, 379,259.30 and 75,342.11

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Solution

The fourth proportional to 252,839.66, 379,259.30 and 75,342.11 is: 113,013.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,839.66 : 379,259.30 = 75,342.11 : x
  2. Step 2: Convert to fraction form
    252,839.66/379,259.30 = 75,342.11/x
  3. Step 3: Cross multiply
    252,839.66x = 379,259.30 × 75,342.11
  4. Step 4: Simplify right side
    252,839.66x = 28,574,194,191.18
  5. Step 5: Solve for x
    x = 28,574,194,191.18/252,839.66
  6. Step 6: Final answer
    x = 113,013.10

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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.