Home / 238,826.23-329,580.18-131,393.96

Finding the Fourth Proportional to 238,826.23, 329,580.18 and 131,393.96

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Solution

The fourth proportional to 238,826.23, 329,580.18 and 131,393.96 is: 181,323.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,826.23 : 329,580.18 = 131,393.96 : x
  2. Step 2: Convert to fraction form
    238,826.23/329,580.18 = 131,393.96/x
  3. Step 3: Cross multiply
    238,826.23x = 329,580.18 × 131,393.96
  4. Step 4: Simplify right side
    238,826.23x = 43,304,843,339.81
  5. Step 5: Solve for x
    x = 43,304,843,339.81/238,826.23
  6. Step 6: Final answer
    x = 181,323.65

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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.