Home / 89,944.52-124,120.16-49,107.88

Finding the Fourth Proportional to 89,944.52, 124,120.16 and 49,107.88

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Solution

The fourth proportional to 89,944.52, 124,120.16 and 49,107.88 is: 67,767.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,944.52 : 124,120.16 = 49,107.88 : x
  2. Step 2: Convert to fraction form
    89,944.52/124,120.16 = 49,107.88/x
  3. Step 3: Cross multiply
    89,944.52x = 124,120.16 × 49,107.88
  4. Step 4: Simplify right side
    89,944.52x = 6,095,278,016.63
  5. Step 5: Solve for x
    x = 6,095,278,016.63/89,944.52
  6. Step 6: Final answer
    x = 67,767.09

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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.