Home / 72,996.11-100,731.57-41,167.97

Finding the Fourth Proportional to 72,996.11, 100,731.57 and 41,167.97

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Solution

The fourth proportional to 72,996.11, 100,731.57 and 41,167.97 is: 56,810.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,996.11 : 100,731.57 = 41,167.97 : x
  2. Step 2: Convert to fraction form
    72,996.11/100,731.57 = 41,167.97/x
  3. Step 3: Cross multiply
    72,996.11x = 100,731.57 × 41,167.97
  4. Step 4: Simplify right side
    72,996.11x = 4,146,914,251.81
  5. Step 5: Solve for x
    x = 4,146,914,251.81/72,996.11
  6. Step 6: Final answer
    x = 56,810.07

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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.