Home / 204,601.46-306,944.27-86,273.14

Finding the Fourth Proportional to 204,601.46, 306,944.27 and 86,273.14

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Solution

The fourth proportional to 204,601.46, 306,944.27 and 86,273.14 is: 129,427.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,601.46 : 306,944.27 = 86,273.14 : x
  2. Step 2: Convert to fraction form
    204,601.46/306,944.27 = 86,273.14/x
  3. Step 3: Cross multiply
    204,601.46x = 306,944.27 × 86,273.14
  4. Step 4: Simplify right side
    204,601.46x = 26,481,045,977.91
  5. Step 5: Solve for x
    x = 26,481,045,977.91/204,601.46
  6. Step 6: Final answer
    x = 129,427.45

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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.