Home / 252,685.44-379,048.32-147,515.04

Finding the Fourth Proportional to 252,685.44, 379,048.32 and 147,515.04

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Solution

The fourth proportional to 252,685.44, 379,048.32 and 147,515.04 is: 221,284.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,685.44 : 379,048.32 = 147,515.04 : x
  2. Step 2: Convert to fraction form
    252,685.44/379,048.32 = 147,515.04/x
  3. Step 3: Cross multiply
    252,685.44x = 379,048.32 × 147,515.04
  4. Step 4: Simplify right side
    252,685.44x = 55,915,328,086.73
  5. Step 5: Solve for x
    x = 55,915,328,086.73/252,685.44
  6. Step 6: Final answer
    x = 221,284.33

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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.