Home / 238,578.97-329,232.18-131,134.24

Finding the Fourth Proportional to 238,578.97, 329,232.18 and 131,134.24

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Solution

The fourth proportional to 238,578.97, 329,232.18 and 131,134.24 is: 180,961.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,578.97 : 329,232.18 = 131,134.24 : x
  2. Step 2: Convert to fraction form
    238,578.97/329,232.18 = 131,134.24/x
  3. Step 3: Cross multiply
    238,578.97x = 329,232.18 × 131,134.24
  4. Step 4: Simplify right side
    238,578.97x = 43,173,611,707.84
  5. Step 5: Solve for x
    x = 43,173,611,707.84/238,578.97
  6. Step 6: Final answer
    x = 180,961.51

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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.