Home / 225,687.06-338,345.82-113,231.52

Finding the Fourth Proportional to 225,687.06, 338,345.82 and 113,231.52

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Solution

The fourth proportional to 225,687.06, 338,345.82 and 113,231.52 is: 169,754.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,687.06 : 338,345.82 = 113,231.52 : x
  2. Step 2: Convert to fraction form
    225,687.06/338,345.82 = 113,231.52/x
  3. Step 3: Cross multiply
    225,687.06x = 338,345.82 × 113,231.52
  4. Step 4: Simplify right side
    225,687.06x = 38,311,411,484.25
  5. Step 5: Solve for x
    x = 38,311,411,484.25/225,687.06
  6. Step 6: Final answer
    x = 169,754.58

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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.