Home / 275,819.63-413,729.46-88,831.13

Finding the Fourth Proportional to 275,819.63, 413,729.46 and 88,831.13

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Solution

The fourth proportional to 275,819.63, 413,729.46 and 88,831.13 is: 133,246.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,819.63 : 413,729.46 = 88,831.13 : x
  2. Step 2: Convert to fraction form
    275,819.63/413,729.46 = 88,831.13/x
  3. Step 3: Cross multiply
    275,819.63x = 413,729.46 × 88,831.13
  4. Step 4: Simplify right side
    275,819.63x = 36,752,053,377.44
  5. Step 5: Solve for x
    x = 36,752,053,377.44/275,819.63
  6. Step 6: Final answer
    x = 133,246.69

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1.5x scale

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.