Home / 441,053.28-661,614.96-137,410.08

Finding the Fourth Proportional to 441,053.28, 661,614.96 and 137,410.08

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Solution

The fourth proportional to 441,053.28, 661,614.96 and 137,410.08 is: 206,126.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,053.28 : 661,614.96 = 137,410.08 : x
  2. Step 2: Convert to fraction form
    441,053.28/661,614.96 = 137,410.08/x
  3. Step 3: Cross multiply
    441,053.28x = 661,614.96 × 137,410.08
  4. Step 4: Simplify right side
    441,053.28x = 90,912,564,582.80
  5. Step 5: Solve for x
    x = 90,912,564,582.80/441,053.28
  6. Step 6: Final answer
    x = 206,126.04

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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.