Home / 237,715.20-328,044.96-130,283.04

Finding the Fourth Proportional to 237,715.20, 328,044.96 and 130,283.04

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Solution

The fourth proportional to 237,715.20, 328,044.96 and 130,283.04 is: 179,789.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,715.20 : 328,044.96 = 130,283.04 : x
  2. Step 2: Convert to fraction form
    237,715.20/328,044.96 = 130,283.04/x
  3. Step 3: Cross multiply
    237,715.20x = 328,044.96 × 130,283.04
  4. Step 4: Simplify right side
    237,715.20x = 42,738,694,645.48
  5. Step 5: Solve for x
    x = 42,738,694,645.48/237,715.20
  6. Step 6: Final answer
    x = 179,789.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.