Home / 50,418.30-75,627.45-47,999.10

Finding the Fourth Proportional to 50,418.30, 75,627.45 and 47,999.10

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Solution

The fourth proportional to 50,418.30, 75,627.45 and 47,999.10 is: 71,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,418.30 : 75,627.45 = 47,999.10 : x
  2. Step 2: Convert to fraction form
    50,418.30/75,627.45 = 47,999.10/x
  3. Step 3: Cross multiply
    50,418.30x = 75,627.45 × 47,999.10
  4. Step 4: Simplify right side
    50,418.30x = 3,630,049,535.30
  5. Step 5: Solve for x
    x = 3,630,049,535.30/50,418.30
  6. Step 6: Final answer
    x = 71,998.65

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Similar ratio
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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.