Home / 238,653.96-329,343.68-131,230.95

Finding the Fourth Proportional to 238,653.96, 329,343.68 and 131,230.95

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Solution

The fourth proportional to 238,653.96, 329,343.68 and 131,230.95 is: 181,099.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,653.96 : 329,343.68 = 131,230.95 : x
  2. Step 2: Convert to fraction form
    238,653.96/329,343.68 = 131,230.95/x
  3. Step 3: Cross multiply
    238,653.96x = 329,343.68 × 131,230.95
  4. Step 4: Simplify right side
    238,653.96x = 43,220,084,002.90
  5. Step 5: Solve for x
    x = 43,220,084,002.90/238,653.96
  6. Step 6: Final answer
    x = 181,099.38

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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.