Home / 238,885.20-329,653.19-131,452.47

Finding the Fourth Proportional to 238,885.20, 329,653.19 and 131,452.47

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Solution

The fourth proportional to 238,885.20, 329,653.19 and 131,452.47 is: 181,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,885.20 : 329,653.19 = 131,452.47 : x
  2. Step 2: Convert to fraction form
    238,885.20/329,653.19 = 131,452.47/x
  3. Step 3: Cross multiply
    238,885.20x = 329,653.19 × 131,452.47
  4. Step 4: Simplify right side
    238,885.20x = 43,333,726,397.51
  5. Step 5: Solve for x
    x = 43,333,726,397.51/238,885.20
  6. Step 6: Final answer
    x = 181,399.80

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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.