Home / 150,368.38-207,517.07-82,385.48

Finding the Fourth Proportional to 150,368.38, 207,517.07 and 82,385.48

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Solution

The fourth proportional to 150,368.38, 207,517.07 and 82,385.48 is: 113,696.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,368.38 : 207,517.07 = 82,385.48 : x
  2. Step 2: Convert to fraction form
    150,368.38/207,517.07 = 82,385.48/x
  3. Step 3: Cross multiply
    150,368.38x = 207,517.07 × 82,385.48
  4. Step 4: Simplify right side
    150,368.38x = 17,096,394,144.90
  5. Step 5: Solve for x
    x = 17,096,394,144.90/150,368.38
  6. Step 6: Final answer
    x = 113,696.74

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1.5x scale

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.