Home / 238,673.88-329,378.40-131,252.04

Finding the Fourth Proportional to 238,673.88, 329,378.40 and 131,252.04

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Solution

The fourth proportional to 238,673.88, 329,378.40 and 131,252.04 is: 181,132.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,673.88 : 329,378.40 = 131,252.04 : x
  2. Step 2: Convert to fraction form
    238,673.88/329,378.40 = 131,252.04/x
  3. Step 3: Cross multiply
    238,673.88x = 329,378.40 × 131,252.04
  4. Step 4: Simplify right side
    238,673.88x = 43,231,586,931.94
  5. Step 5: Solve for x
    x = 43,231,586,931.94/238,673.88
  6. Step 6: Final answer
    x = 181,132.46

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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.