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Finding the Fourth Proportional to 71,734.30, 107,600.56 and 32,263.54

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Solution

The fourth proportional to 71,734.30, 107,600.56 and 32,263.54 is: 48,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,734.30 : 107,600.56 = 32,263.54 : x
  2. Step 2: Convert to fraction form
    71,734.30/107,600.56 = 32,263.54/x
  3. Step 3: Cross multiply
    71,734.30x = 107,600.56 × 32,263.54
  4. Step 4: Simplify right side
    71,734.30x = 3,471,574,971.58
  5. Step 5: Solve for x
    x = 3,471,574,971.58/71,734.30
  6. Step 6: Final answer
    x = 48,394.91

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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.