Home / 133,350.66-184,016.45-72,909.27

Finding the Fourth Proportional to 133,350.66, 184,016.45 and 72,909.27

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Solution

The fourth proportional to 133,350.66, 184,016.45 and 72,909.27 is: 100,610.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,350.66 : 184,016.45 = 72,909.27 : x
  2. Step 2: Convert to fraction form
    133,350.66/184,016.45 = 72,909.27/x
  3. Step 3: Cross multiply
    133,350.66x = 184,016.45 × 72,909.27
  4. Step 4: Simplify right side
    133,350.66x = 13,416,504,672.95
  5. Step 5: Solve for x
    x = 13,416,504,672.95/133,350.66
  6. Step 6: Final answer
    x = 100,610.71

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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.