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Finding the Fourth Proportional to 80,346.44, 120,474.48 and 32,948.48

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Solution

The fourth proportional to 80,346.44, 120,474.48 and 32,948.48 is: 49,404.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,346.44 : 120,474.48 = 32,948.48 : x
  2. Step 2: Convert to fraction form
    80,346.44/120,474.48 = 32,948.48/x
  3. Step 3: Cross multiply
    80,346.44x = 120,474.48 × 32,948.48
  4. Step 4: Simplify right side
    80,346.44x = 3,969,450,994.79
  5. Step 5: Solve for x
    x = 3,969,450,994.79/80,346.44
  6. Step 6: Final answer
    x = 49,404.19

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1.5x scale

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.