Home / 150,924.25-208,265.38-82,939.76

Finding the Fourth Proportional to 150,924.25, 208,265.38 and 82,939.76

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Solution

The fourth proportional to 150,924.25, 208,265.38 and 82,939.76 is: 114,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,924.25 : 208,265.38 = 82,939.76 : x
  2. Step 2: Convert to fraction form
    150,924.25/208,265.38 = 82,939.76/x
  3. Step 3: Cross multiply
    150,924.25x = 208,265.38 × 82,939.76
  4. Step 4: Simplify right side
    150,924.25x = 17,273,479,799.53
  5. Step 5: Solve for x
    x = 17,273,479,799.53/150,924.25
  6. Step 6: Final answer
    x = 114,451.32

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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.