Home / 238,795.67-329,527.63-131,358.89

Finding the Fourth Proportional to 238,795.67, 329,527.63 and 131,358.89

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Solution

The fourth proportional to 238,795.67, 329,527.63 and 131,358.89 is: 181,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,795.67 : 329,527.63 = 131,358.89 : x
  2. Step 2: Convert to fraction form
    238,795.67/329,527.63 = 131,358.89/x
  3. Step 3: Cross multiply
    238,795.67x = 329,527.63 × 131,358.89
  4. Step 4: Simplify right side
    238,795.67x = 43,286,383,701.13
  5. Step 5: Solve for x
    x = 43,286,383,701.13/238,795.67
  6. Step 6: Final answer
    x = 181,269.55

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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.