Home / 150,514.70-207,712.62-82,537.88

Finding the Fourth Proportional to 150,514.70, 207,712.62 and 82,537.88

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Solution

The fourth proportional to 150,514.70, 207,712.62 and 82,537.88 is: 113,903.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,514.70 : 207,712.62 = 82,537.88 : x
  2. Step 2: Convert to fraction form
    150,514.70/207,712.62 = 82,537.88/x
  3. Step 3: Cross multiply
    150,514.70x = 207,712.62 × 82,537.88
  4. Step 4: Simplify right side
    150,514.70x = 17,144,158,265.48
  5. Step 5: Solve for x
    x = 17,144,158,265.48/150,514.70
  6. Step 6: Final answer
    x = 113,903.55

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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.