Home / 79,124.44-109,219.38-48,932.92

Finding the Fourth Proportional to 79,124.44, 109,219.38 and 48,932.92

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Solution

The fourth proportional to 79,124.44, 109,219.38 and 48,932.92 is: 67,544.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,124.44 : 109,219.38 = 48,932.92 : x
  2. Step 2: Convert to fraction form
    79,124.44/109,219.38 = 48,932.92/x
  3. Step 3: Cross multiply
    79,124.44x = 109,219.38 × 48,932.92
  4. Step 4: Simplify right side
    79,124.44x = 5,344,423,183.99
  5. Step 5: Solve for x
    x = 5,344,423,183.99/79,124.44
  6. Step 6: Final answer
    x = 67,544.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.