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Finding the Fourth Proportional to 68,040.65, 101,913.27 and 32,906.63

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Solution

The fourth proportional to 68,040.65, 101,913.27 and 32,906.63 is: 49,288.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,040.65 : 101,913.27 = 32,906.63 : x
  2. Step 2: Convert to fraction form
    68,040.65/101,913.27 = 32,906.63/x
  3. Step 3: Cross multiply
    68,040.65x = 101,913.27 × 32,906.63
  4. Step 4: Simplify right side
    68,040.65x = 3,353,621,758.41
  5. Step 5: Solve for x
    x = 3,353,621,758.41/68,040.65
  6. Step 6: Final answer
    x = 49,288.51

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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.