Home / 238,665.64-329,351.62-131,235.56

Finding the Fourth Proportional to 238,665.64, 329,351.62 and 131,235.56

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Solution

The fourth proportional to 238,665.64, 329,351.62 and 131,235.56 is: 181,101.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,665.64 : 329,351.62 = 131,235.56 : x
  2. Step 2: Convert to fraction form
    238,665.64/329,351.62 = 131,235.56/x
  3. Step 3: Cross multiply
    238,665.64x = 329,351.62 × 131,235.56
  4. Step 4: Simplify right side
    238,665.64x = 43,222,644,287.61
  5. Step 5: Solve for x
    x = 43,222,644,287.61/238,665.64
  6. Step 6: Final answer
    x = 181,101.24

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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.