Home / 238,959.05-329,760.88-131,526.77

Finding the Fourth Proportional to 238,959.05, 329,760.88 and 131,526.77

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Solution

The fourth proportional to 238,959.05, 329,760.88 and 131,526.77 is: 181,505.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,959.05 : 329,760.88 = 131,526.77 : x
  2. Step 2: Convert to fraction form
    238,959.05/329,760.88 = 131,526.77/x
  3. Step 3: Cross multiply
    238,959.05x = 329,760.88 × 131,526.77
  4. Step 4: Simplify right side
    238,959.05x = 43,372,383,418.76
  5. Step 5: Solve for x
    x = 43,372,383,418.76/238,959.05
  6. Step 6: Final answer
    x = 181,505.51

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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.