Home / 194,906.10-292,013.55-120,947.70

Finding the Fourth Proportional to 194,906.10, 292,013.55 and 120,947.70

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Solution

The fourth proportional to 194,906.10, 292,013.55 and 120,947.70 is: 181,207.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,906.10 : 292,013.55 = 120,947.70 : x
  2. Step 2: Convert to fraction form
    194,906.10/292,013.55 = 120,947.70/x
  3. Step 3: Cross multiply
    194,906.10x = 292,013.55 × 120,947.70
  4. Step 4: Simplify right side
    194,906.10x = 35,318,367,241.34
  5. Step 5: Solve for x
    x = 35,318,367,241.34/194,906.10
  6. Step 6: Final answer
    x = 181,207.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.