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Finding the Fourth Proportional to 363,049.56, 544,626.18 and 113,751

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Solution

The fourth proportional to 363,049.56, 544,626.18 and 113,751 is: 170,642.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,049.56 : 544,626.18 = 113,751 : x
  2. Step 2: Convert to fraction form
    363,049.56/544,626.18 = 113,751/x
  3. Step 3: Cross multiply
    363,049.56x = 544,626.18 × 113,751
  4. Step 4: Simplify right side
    363,049.56x = 61,951,772,601.18
  5. Step 5: Solve for x
    x = 61,951,772,601.18/363,049.56
  6. Step 6: Final answer
    x = 170,642.74

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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.