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Finding the Fourth Proportional to 238,895.92, 329,677.92 and 131,462.92

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Solution

The fourth proportional to 238,895.92, 329,677.92 and 131,462.92 is: 181,419.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,895.92 : 329,677.92 = 131,462.92 : x
  2. Step 2: Convert to fraction form
    238,895.92/329,677.92 = 131,462.92/x
  3. Step 3: Cross multiply
    238,895.92x = 329,677.92 × 131,462.92
  4. Step 4: Simplify right side
    238,895.92x = 43,340,422,022.73
  5. Step 5: Solve for x
    x = 43,340,422,022.73/238,895.92
  6. Step 6: Final answer
    x = 181,419.68

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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.