Home / 49,864.92-68,820.27-31,717.41

Finding the Fourth Proportional to 49,864.92, 68,820.27 and 31,717.41

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Solution

The fourth proportional to 49,864.92, 68,820.27 and 31,717.41 is: 43,774.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,864.92 : 68,820.27 = 31,717.41 : x
  2. Step 2: Convert to fraction form
    49,864.92/68,820.27 = 31,717.41/x
  3. Step 3: Cross multiply
    49,864.92x = 68,820.27 × 31,717.41
  4. Step 4: Simplify right side
    49,864.92x = 2,182,800,719.90
  5. Step 5: Solve for x
    x = 2,182,800,719.90/49,864.92
  6. Step 6: Final answer
    x = 43,774.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.