Home / 269,318.12-403,882.71-147,714.23

Finding the Fourth Proportional to 269,318.12, 403,882.71 and 147,714.23

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Solution

The fourth proportional to 269,318.12, 403,882.71 and 147,714.23 is: 221,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,318.12 : 403,882.71 = 147,714.23 : x
  2. Step 2: Convert to fraction form
    269,318.12/403,882.71 = 147,714.23/x
  3. Step 3: Cross multiply
    269,318.12x = 403,882.71 × 147,714.23
  4. Step 4: Simplify right side
    269,318.12x = 59,659,223,973.74
  5. Step 5: Solve for x
    x = 59,659,223,973.74/269,318.12
  6. Step 6: Final answer
    x = 221,519.54

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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.