Home / 238,577.97-329,230.80-131,133.24

Finding the Fourth Proportional to 238,577.97, 329,230.80 and 131,133.24

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Solution

The fourth proportional to 238,577.97, 329,230.80 and 131,133.24 is: 180,960.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,577.97 : 329,230.80 = 131,133.24 : x
  2. Step 2: Convert to fraction form
    238,577.97/329,230.80 = 131,133.24/x
  3. Step 3: Cross multiply
    238,577.97x = 329,230.80 × 131,133.24
  4. Step 4: Simplify right side
    238,577.97x = 43,173,101,511.79
  5. Step 5: Solve for x
    x = 43,173,101,511.79/238,577.97
  6. Step 6: Final answer
    x = 180,960.13

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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.