Home / 215,872.82-297,906.43-119,080.38

Finding the Fourth Proportional to 215,872.82, 297,906.43 and 119,080.38

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Solution

The fourth proportional to 215,872.82, 297,906.43 and 119,080.38 is: 164,331.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,872.82 : 297,906.43 = 119,080.38 : x
  2. Step 2: Convert to fraction form
    215,872.82/297,906.43 = 119,080.38/x
  3. Step 3: Cross multiply
    215,872.82x = 297,906.43 × 119,080.38
  4. Step 4: Simplify right side
    215,872.82x = 35,474,810,888.84
  5. Step 5: Solve for x
    x = 35,474,810,888.84/215,872.82
  6. Step 6: Final answer
    x = 164,331.99

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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.