Home / 79,327.11-119,001.80-23,171.34

Finding the Fourth Proportional to 79,327.11, 119,001.80 and 23,171.34

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Solution

The fourth proportional to 79,327.11, 119,001.80 and 23,171.34 is: 34,760.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,327.11 : 119,001.80 = 23,171.34 : x
  2. Step 2: Convert to fraction form
    79,327.11/119,001.80 = 23,171.34/x
  3. Step 3: Cross multiply
    79,327.11x = 119,001.80 × 23,171.34
  4. Step 4: Simplify right side
    79,327.11x = 2,757,431,168.41
  5. Step 5: Solve for x
    x = 2,757,431,168.41/79,327.11
  6. Step 6: Final answer
    x = 34,760.26

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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.