Home / 48,243.92-72,222.34-43,175.56

Finding the Fourth Proportional to 48,243.92, 72,222.34 and 43,175.56

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Solution

The fourth proportional to 48,243.92, 72,222.34 and 43,175.56 is: 64,634.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,243.92 : 72,222.34 = 43,175.56 : x
  2. Step 2: Convert to fraction form
    48,243.92/72,222.34 = 43,175.56/x
  3. Step 3: Cross multiply
    48,243.92x = 72,222.34 × 43,175.56
  4. Step 4: Simplify right side
    48,243.92x = 3,118,239,974.01
  5. Step 5: Solve for x
    x = 3,118,239,974.01/48,243.92
  6. Step 6: Final answer
    x = 64,634.88

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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.