Home / 68,049.25-102,084.81-23,688.61

Finding the Fourth Proportional to 68,049.25, 102,084.81 and 23,688.61

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Solution

The fourth proportional to 68,049.25, 102,084.81 and 23,688.61 is: 35,536.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,049.25 : 102,084.81 = 23,688.61 : x
  2. Step 2: Convert to fraction form
    68,049.25/102,084.81 = 23,688.61/x
  3. Step 3: Cross multiply
    68,049.25x = 102,084.81 × 23,688.61
  4. Step 4: Simplify right side
    68,049.25x = 2,418,247,251.01
  5. Step 5: Solve for x
    x = 2,418,247,251.01/68,049.25
  6. Step 6: Final answer
    x = 35,536.72

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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.