Home / 49,786.92-68,731.20-32,802.30

Finding the Fourth Proportional to 49,786.92, 68,731.20 and 32,802.30

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Solution

The fourth proportional to 49,786.92, 68,731.20 and 32,802.30 is: 45,283.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,786.92 : 68,731.20 = 32,802.30 : x
  2. Step 2: Convert to fraction form
    49,786.92/68,731.20 = 32,802.30/x
  3. Step 3: Cross multiply
    49,786.92x = 68,731.20 × 32,802.30
  4. Step 4: Simplify right side
    49,786.92x = 2,254,541,441.76
  5. Step 5: Solve for x
    x = 2,254,541,441.76/49,786.92
  6. Step 6: Final answer
    x = 45,283.81

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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.