Home / 238,758.96-329,488.92-131,326.26

Finding the Fourth Proportional to 238,758.96, 329,488.92 and 131,326.26

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Solution

The fourth proportional to 238,758.96, 329,488.92 and 131,326.26 is: 181,231.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,758.96 : 329,488.92 = 131,326.26 : x
  2. Step 2: Convert to fraction form
    238,758.96/329,488.92 = 131,326.26/x
  3. Step 3: Cross multiply
    238,758.96x = 329,488.92 × 131,326.26
  4. Step 4: Simplify right side
    238,758.96x = 43,270,547,575.04
  5. Step 5: Solve for x
    x = 43,270,547,575.04/238,758.96
  6. Step 6: Final answer
    x = 181,231.09

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1.5x scale

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.