Home / 238,932.09-329,726.32-130,036.84

Finding the Fourth Proportional to 238,932.09, 329,726.32 and 130,036.84

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Solution

The fourth proportional to 238,932.09, 329,726.32 and 130,036.84 is: 179,450.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,932.09 : 329,726.32 = 130,036.84 : x
  2. Step 2: Convert to fraction form
    238,932.09/329,726.32 = 130,036.84/x
  3. Step 3: Cross multiply
    238,932.09x = 329,726.32 × 130,036.84
  4. Step 4: Simplify right side
    238,932.09x = 42,876,567,568.22
  5. Step 5: Solve for x
    x = 42,876,567,568.22/238,932.09
  6. Step 6: Final answer
    x = 179,450.85

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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.