Home / 83,181.06-124,721.64-35,092.44

Finding the Fourth Proportional to 83,181.06, 124,721.64 and 35,092.44

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Solution

The fourth proportional to 83,181.06, 124,721.64 and 35,092.44 is: 52,617.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,181.06 : 124,721.64 = 35,092.44 : x
  2. Step 2: Convert to fraction form
    83,181.06/124,721.64 = 35,092.44/x
  3. Step 3: Cross multiply
    83,181.06x = 124,721.64 × 35,092.44
  4. Step 4: Simplify right side
    83,181.06x = 4,376,786,668.40
  5. Step 5: Solve for x
    x = 4,376,786,668.40/83,181.06
  6. Step 6: Final answer
    x = 52,617.59

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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.