Home / 215,434.38-297,311.22-119,938.98

Finding the Fourth Proportional to 215,434.38, 297,311.22 and 119,938.98

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Solution

The fourth proportional to 215,434.38, 297,311.22 and 119,938.98 is: 165,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,434.38 : 297,311.22 = 119,938.98 : x
  2. Step 2: Convert to fraction form
    215,434.38/297,311.22 = 119,938.98/x
  3. Step 3: Cross multiply
    215,434.38x = 297,311.22 × 119,938.98
  4. Step 4: Simplify right side
    215,434.38x = 35,659,204,469.36
  5. Step 5: Solve for x
    x = 35,659,204,469.36/215,434.38
  6. Step 6: Final answer
    x = 165,522.35

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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.