Home / 214,488.12-296,007.60-123,847.90

Finding the Fourth Proportional to 214,488.12, 296,007.60 and 123,847.90

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Solution

The fourth proportional to 214,488.12, 296,007.60 and 123,847.90 is: 170,918.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,488.12 : 296,007.60 = 123,847.90 : x
  2. Step 2: Convert to fraction form
    214,488.12/296,007.60 = 123,847.90/x
  3. Step 3: Cross multiply
    214,488.12x = 296,007.60 × 123,847.90
  4. Step 4: Simplify right side
    214,488.12x = 36,659,919,644.04
  5. Step 5: Solve for x
    x = 36,659,919,644.04/214,488.12
  6. Step 6: Final answer
    x = 170,918.18

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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.