Home / 150,517.52-207,711.77-82,535.08

Finding the Fourth Proportional to 150,517.52, 207,711.77 and 82,535.08

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Solution

The fourth proportional to 150,517.52, 207,711.77 and 82,535.08 is: 113,897.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,517.52 : 207,711.77 = 82,535.08 : x
  2. Step 2: Convert to fraction form
    150,517.52/207,711.77 = 82,535.08/x
  3. Step 3: Cross multiply
    150,517.52x = 207,711.77 × 82,535.08
  4. Step 4: Simplify right side
    150,517.52x = 17,143,506,621.94
  5. Step 5: Solve for x
    x = 17,143,506,621.94/150,517.52
  6. Step 6: Final answer
    x = 113,897.09

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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.