Home / 238,699.22-329,413.38-131,277.56

Finding the Fourth Proportional to 238,699.22, 329,413.38 and 131,277.56

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Solution

The fourth proportional to 238,699.22, 329,413.38 and 131,277.56 is: 181,167.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,699.22 : 329,413.38 = 131,277.56 : x
  2. Step 2: Convert to fraction form
    238,699.22/329,413.38 = 131,277.56/x
  3. Step 3: Cross multiply
    238,699.22x = 329,413.38 × 131,277.56
  4. Step 4: Simplify right side
    238,699.22x = 43,244,584,757.75
  5. Step 5: Solve for x
    x = 43,244,584,757.75/238,699.22
  6. Step 6: Final answer
    x = 181,167.68

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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.