Home / 215,167.14-322,224.75-185,773.86

Finding the Fourth Proportional to 215,167.14, 322,224.75 and 185,773.86

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Solution

The fourth proportional to 215,167.14, 322,224.75 and 185,773.86 is: 278,206.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,167.14 : 322,224.75 = 185,773.86 : x
  2. Step 2: Convert to fraction form
    215,167.14/322,224.75 = 185,773.86/x
  3. Step 3: Cross multiply
    215,167.14x = 322,224.75 × 185,773.86
  4. Step 4: Simplify right side
    215,167.14x = 59,860,935,595.04
  5. Step 5: Solve for x
    x = 59,860,935,595.04/215,167.14
  6. Step 6: Final answer
    x = 278,206.68

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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.