Home / 117,067.20-175,558.68-50,478.72

Finding the Fourth Proportional to 117,067.20, 175,558.68 and 50,478.72

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Solution

The fourth proportional to 117,067.20, 175,558.68 and 50,478.72 is: 75,699.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,067.20 : 175,558.68 = 50,478.72 : x
  2. Step 2: Convert to fraction form
    117,067.20/175,558.68 = 50,478.72/x
  3. Step 3: Cross multiply
    117,067.20x = 175,558.68 × 50,478.72
  4. Step 4: Simplify right side
    117,067.20x = 8,861,977,451.29
  5. Step 5: Solve for x
    x = 8,861,977,451.29/117,067.20
  6. Step 6: Final answer
    x = 75,699.92

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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.