Home / 48,105.74-71,806.31-42,424.44

Finding the Fourth Proportional to 48,105.74, 71,806.31 and 42,424.44

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Solution

The fourth proportional to 48,105.74, 71,806.31 and 42,424.44 is: 63,325.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,105.74 : 71,806.31 = 42,424.44 : x
  2. Step 2: Convert to fraction form
    48,105.74/71,806.31 = 42,424.44/x
  3. Step 3: Cross multiply
    48,105.74x = 71,806.31 × 42,424.44
  4. Step 4: Simplify right side
    48,105.74x = 3,046,342,278.09
  5. Step 5: Solve for x
    x = 3,046,342,278.09/48,105.74
  6. Step 6: Final answer
    x = 63,325.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.