Home / 71,210-106,833.24-26,837.12

Finding the Fourth Proportional to 71,210, 106,833.24 and 26,837.12

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Solution

The fourth proportional to 71,210, 106,833.24 and 26,837.12 is: 40,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,210 : 106,833.24 = 26,837.12 : x
  2. Step 2: Convert to fraction form
    71,210/106,833.24 = 26,837.12/x
  3. Step 3: Cross multiply
    71,210x = 106,833.24 × 26,837.12
  4. Step 4: Simplify right side
    71,210x = 2,867,096,481.87
  5. Step 5: Solve for x
    x = 2,867,096,481.87/71,210
  6. Step 6: Final answer
    x = 40,262.55

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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.