Home / 45,734.11-68,601.17-30,148.09

Finding the Fourth Proportional to 45,734.11, 68,601.17 and 30,148.09

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Solution

The fourth proportional to 45,734.11, 68,601.17 and 30,148.09 is: 45,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,734.11 : 68,601.17 = 30,148.09 : x
  2. Step 2: Convert to fraction form
    45,734.11/68,601.17 = 30,148.09/x
  3. Step 3: Cross multiply
    45,734.11x = 68,601.17 × 30,148.09
  4. Step 4: Simplify right side
    45,734.11x = 2,068,194,456.45
  5. Step 5: Solve for x
    x = 2,068,194,456.45/45,734.11
  6. Step 6: Final answer
    x = 45,222.14

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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.