Home / 214,923.27-322,426.52-81,793.29

Finding the Fourth Proportional to 214,923.27, 322,426.52 and 81,793.29

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Solution

The fourth proportional to 214,923.27, 322,426.52 and 81,793.29 is: 122,705.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,923.27 : 322,426.52 = 81,793.29 : x
  2. Step 2: Convert to fraction form
    214,923.27/322,426.52 = 81,793.29/x
  3. Step 3: Cross multiply
    214,923.27x = 322,426.52 × 81,793.29
  4. Step 4: Simplify right side
    214,923.27x = 26,372,327,421.00
  5. Step 5: Solve for x
    x = 26,372,327,421.00/214,923.27
  6. Step 6: Final answer
    x = 122,705.78

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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.