Home / 238,529.97-329,178.30-131,106.96

Finding the Fourth Proportional to 238,529.97, 329,178.30 and 131,106.96

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Solution

The fourth proportional to 238,529.97, 329,178.30 and 131,106.96 is: 180,931.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,529.97 : 329,178.30 = 131,106.96 : x
  2. Step 2: Convert to fraction form
    238,529.97/329,178.30 = 131,106.96/x
  3. Step 3: Cross multiply
    238,529.97x = 329,178.30 × 131,106.96
  4. Step 4: Simplify right side
    238,529.97x = 43,157,566,210.97
  5. Step 5: Solve for x
    x = 43,157,566,210.97/238,529.97
  6. Step 6: Final answer
    x = 180,931.42

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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.