Home / 50,359.70-75,539.55-47,249.30

Finding the Fourth Proportional to 50,359.70, 75,539.55 and 47,249.30

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Solution

The fourth proportional to 50,359.70, 75,539.55 and 47,249.30 is: 70,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,359.70 : 75,539.55 = 47,249.30 : x
  2. Step 2: Convert to fraction form
    50,359.70/75,539.55 = 47,249.30/x
  3. Step 3: Cross multiply
    50,359.70x = 75,539.55 × 47,249.30
  4. Step 4: Simplify right side
    50,359.70x = 3,569,190,859.82
  5. Step 5: Solve for x
    x = 3,569,190,859.82/50,359.70
  6. Step 6: Final answer
    x = 70,873.95

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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.