Home / 68,732.16-103,133.34-32,749.26

Finding the Fourth Proportional to 68,732.16, 103,133.34 and 32,749.26

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Solution

The fourth proportional to 68,732.16, 103,133.34 and 32,749.26 is: 49,140.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,732.16 : 103,133.34 = 32,749.26 : x
  2. Step 2: Convert to fraction form
    68,732.16/103,133.34 = 32,749.26/x
  3. Step 3: Cross multiply
    68,732.16x = 103,133.34 × 32,749.26
  4. Step 4: Simplify right side
    68,732.16x = 3,377,540,566.33
  5. Step 5: Solve for x
    x = 3,377,540,566.33/68,732.16
  6. Step 6: Final answer
    x = 49,140.61

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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.