Home / 179,823.66-269,789.49-85,126.02

Finding the Fourth Proportional to 179,823.66, 269,789.49 and 85,126.02

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Solution

The fourth proportional to 179,823.66, 269,789.49 and 85,126.02 is: 127,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,823.66 : 269,789.49 = 85,126.02 : x
  2. Step 2: Convert to fraction form
    179,823.66/269,789.49 = 85,126.02/x
  3. Step 3: Cross multiply
    179,823.66x = 269,789.49 × 85,126.02
  4. Step 4: Simplify right side
    179,823.66x = 22,966,105,521.53
  5. Step 5: Solve for x
    x = 22,966,105,521.53/179,823.66
  6. Step 6: Final answer
    x = 127,714.59

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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.