Home / 52,104.32-78,074.52-40,286.96

Finding the Fourth Proportional to 52,104.32, 78,074.52 and 40,286.96

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Solution

The fourth proportional to 52,104.32, 78,074.52 and 40,286.96 is: 60,367.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,104.32 : 78,074.52 = 40,286.96 : x
  2. Step 2: Convert to fraction form
    52,104.32/78,074.52 = 40,286.96/x
  3. Step 3: Cross multiply
    52,104.32x = 78,074.52 × 40,286.96
  4. Step 4: Simplify right side
    52,104.32x = 3,145,385,064.26
  5. Step 5: Solve for x
    x = 3,145,385,064.26/52,104.32
  6. Step 6: Final answer
    x = 60,367.07

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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.