Home / 215,116.08-296,736.84-178,610.88

Finding the Fourth Proportional to 215,116.08, 296,736.84 and 178,610.88

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Solution

The fourth proportional to 215,116.08, 296,736.84 and 178,610.88 is: 246,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,116.08 : 296,736.84 = 178,610.88 : x
  2. Step 2: Convert to fraction form
    215,116.08/296,736.84 = 178,610.88/x
  3. Step 3: Cross multiply
    215,116.08x = 296,736.84 × 178,610.88
  4. Step 4: Simplify right side
    215,116.08x = 53,000,428,120.82
  5. Step 5: Solve for x
    x = 53,000,428,120.82/215,116.08
  6. Step 6: Final answer
    x = 246,380.60

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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.