Home / 83,057.04-124,384.68-58,122

Finding the Fourth Proportional to 83,057.04, 124,384.68 and 58,122

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Solution

The fourth proportional to 83,057.04, 124,384.68 and 58,122 is: 87,042.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,057.04 : 124,384.68 = 58,122 : x
  2. Step 2: Convert to fraction form
    83,057.04/124,384.68 = 58,122/x
  3. Step 3: Cross multiply
    83,057.04x = 124,384.68 × 58,122
  4. Step 4: Simplify right side
    83,057.04x = 7,229,486,370.96
  5. Step 5: Solve for x
    x = 7,229,486,370.96/83,057.04
  6. Step 6: Final answer
    x = 87,042.43

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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.