Home / 239,084.31-329,936.32-131,654.08

Finding the Fourth Proportional to 239,084.31, 329,936.32 and 131,654.08

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Solution

The fourth proportional to 239,084.31, 329,936.32 and 131,654.08 is: 181,682.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,084.31 : 329,936.32 = 131,654.08 : x
  2. Step 2: Convert to fraction form
    239,084.31/329,936.32 = 131,654.08/x
  3. Step 3: Cross multiply
    239,084.31x = 329,936.32 × 131,654.08
  4. Step 4: Simplify right side
    239,084.31x = 43,437,463,245.17
  5. Step 5: Solve for x
    x = 43,437,463,245.17/239,084.31
  6. Step 6: Final answer
    x = 181,682.61

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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.