Home / 119,876.03-179,671.05-55,747.61

Finding the Fourth Proportional to 119,876.03, 179,671.05 and 55,747.61

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Solution

The fourth proportional to 119,876.03, 179,671.05 and 55,747.61 is: 83,554.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,876.03 : 179,671.05 = 55,747.61 : x
  2. Step 2: Convert to fraction form
    119,876.03/179,671.05 = 55,747.61/x
  3. Step 3: Cross multiply
    119,876.03x = 179,671.05 × 55,747.61
  4. Step 4: Simplify right side
    119,876.03x = 10,016,231,623.69
  5. Step 5: Solve for x
    x = 10,016,231,623.69/119,876.03
  6. Step 6: Final answer
    x = 83,554.92

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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.