Home / 237,809.40-356,767.56-80,033.28

Finding the Fourth Proportional to 237,809.40, 356,767.56 and 80,033.28

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Solution

The fourth proportional to 237,809.40, 356,767.56 and 80,033.28 is: 120,067.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,809.40 : 356,767.56 = 80,033.28 : x
  2. Step 2: Convert to fraction form
    237,809.40/356,767.56 = 80,033.28/x
  3. Step 3: Cross multiply
    237,809.40x = 356,767.56 × 80,033.28
  4. Step 4: Simplify right side
    237,809.40x = 28,553,278,024.40
  5. Step 5: Solve for x
    x = 28,553,278,024.40/237,809.40
  6. Step 6: Final answer
    x = 120,067.91

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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.