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Finding the Fourth Proportional to 68,262.71, 102,440.17 and 23,889.85

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Solution

The fourth proportional to 68,262.71, 102,440.17 and 23,889.85 is: 35,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,262.71 : 102,440.17 = 23,889.85 : x
  2. Step 2: Convert to fraction form
    68,262.71/102,440.17 = 23,889.85/x
  3. Step 3: Cross multiply
    68,262.71x = 102,440.17 × 23,889.85
  4. Step 4: Simplify right side
    68,262.71x = 2,447,280,295.27
  5. Step 5: Solve for x
    x = 2,447,280,295.27/68,262.71
  6. Step 6: Final answer
    x = 35,850.91

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1.5x scale

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.