Home / 252,352.20-378,519.78-62,812.20

Finding the Fourth Proportional to 252,352.20, 378,519.78 and 62,812.20

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Solution

The fourth proportional to 252,352.20, 378,519.78 and 62,812.20 is: 94,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,352.20 : 378,519.78 = 62,812.20 : x
  2. Step 2: Convert to fraction form
    252,352.20/378,519.78 = 62,812.20/x
  3. Step 3: Cross multiply
    252,352.20x = 378,519.78 × 62,812.20
  4. Step 4: Simplify right side
    252,352.20x = 23,775,660,125.32
  5. Step 5: Solve for x
    x = 23,775,660,125.32/252,352.20
  6. Step 6: Final answer
    x = 94,216.18

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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.