Home / 89,894.31-124,053.62-52,167.75

Finding the Fourth Proportional to 89,894.31, 124,053.62 and 52,167.75

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Solution

The fourth proportional to 89,894.31, 124,053.62 and 52,167.75 is: 71,991.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,894.31 : 124,053.62 = 52,167.75 : x
  2. Step 2: Convert to fraction form
    89,894.31/124,053.62 = 52,167.75/x
  3. Step 3: Cross multiply
    89,894.31x = 124,053.62 × 52,167.75
  4. Step 4: Simplify right side
    89,894.31x = 6,471,598,234.76
  5. Step 5: Solve for x
    x = 6,471,598,234.76/89,894.31
  6. Step 6: Final answer
    x = 71,991.19

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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.