Home / 238,801.15-329,543.22-131,371.30

Finding the Fourth Proportional to 238,801.15, 329,543.22 and 131,371.30

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Solution

The fourth proportional to 238,801.15, 329,543.22 and 131,371.30 is: 181,291.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,801.15 : 329,543.22 = 131,371.30 : x
  2. Step 2: Convert to fraction form
    238,801.15/329,543.22 = 131,371.30/x
  3. Step 3: Cross multiply
    238,801.15x = 329,543.22 × 131,371.30
  4. Step 4: Simplify right side
    238,801.15x = 43,292,521,217.59
  5. Step 5: Solve for x
    x = 43,292,521,217.59/238,801.15
  6. Step 6: Final answer
    x = 181,291.09

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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.