Home / 215,872.20-297,903.94-119,073.89

Finding the Fourth Proportional to 215,872.20, 297,903.94 and 119,073.89

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Solution

The fourth proportional to 215,872.20, 297,903.94 and 119,073.89 is: 164,322.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,872.20 : 297,903.94 = 119,073.89 : x
  2. Step 2: Convert to fraction form
    215,872.20/297,903.94 = 119,073.89/x
  3. Step 3: Cross multiply
    215,872.20x = 297,903.94 × 119,073.89
  4. Step 4: Simplify right side
    215,872.20x = 35,472,581,429.20
  5. Step 5: Solve for x
    x = 35,472,581,429.20/215,872.20
  6. Step 6: Final answer
    x = 164,322.14

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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.