Home / 50,914.60-76,427.78-40,451.88

Finding the Fourth Proportional to 50,914.60, 76,427.78 and 40,451.88

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Solution

The fourth proportional to 50,914.60, 76,427.78 and 40,451.88 is: 60,722.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,914.60 : 76,427.78 = 40,451.88 : x
  2. Step 2: Convert to fraction form
    50,914.60/76,427.78 = 40,451.88/x
  3. Step 3: Cross multiply
    50,914.60x = 76,427.78 × 40,451.88
  4. Step 4: Simplify right side
    50,914.60x = 3,091,647,385.23
  5. Step 5: Solve for x
    x = 3,091,647,385.23/50,914.60
  6. Step 6: Final answer
    x = 60,722.22

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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.