Home / 79,932.06-119,905.38-23,771.72

Finding the Fourth Proportional to 79,932.06, 119,905.38 and 23,771.72

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Solution

The fourth proportional to 79,932.06, 119,905.38 and 23,771.72 is: 35,659.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,932.06 : 119,905.38 = 23,771.72 : x
  2. Step 2: Convert to fraction form
    79,932.06/119,905.38 = 23,771.72/x
  3. Step 3: Cross multiply
    79,932.06x = 119,905.38 × 23,771.72
  4. Step 4: Simplify right side
    79,932.06x = 2,850,357,419.62
  5. Step 5: Solve for x
    x = 2,850,357,419.62/79,932.06
  6. Step 6: Final answer
    x = 35,659.75

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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.