Home / 50,949.44-76,372.32-47,178.08

Finding the Fourth Proportional to 50,949.44, 76,372.32 and 47,178.08

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Solution

The fourth proportional to 50,949.44, 76,372.32 and 47,178.08 is: 70,719.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,949.44 : 76,372.32 = 47,178.08 : x
  2. Step 2: Convert to fraction form
    50,949.44/76,372.32 = 47,178.08/x
  3. Step 3: Cross multiply
    50,949.44x = 76,372.32 × 47,178.08
  4. Step 4: Simplify right side
    50,949.44x = 3,603,099,422.75
  5. Step 5: Solve for x
    x = 3,603,099,422.75/50,949.44
  6. Step 6: Final answer
    x = 70,719.12

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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.