Home / 47,175.20-70,833.84-45,660.68

Finding the Fourth Proportional to 47,175.20, 70,833.84 and 45,660.68

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Solution

The fourth proportional to 47,175.20, 70,833.84 and 45,660.68 is: 68,559.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,175.20 : 70,833.84 = 45,660.68 : x
  2. Step 2: Convert to fraction form
    47,175.20/70,833.84 = 45,660.68/x
  3. Step 3: Cross multiply
    47,175.20x = 70,833.84 × 45,660.68
  4. Step 4: Simplify right side
    47,175.20x = 3,234,321,301.41
  5. Step 5: Solve for x
    x = 3,234,321,301.41/47,175.20
  6. Step 6: Final answer
    x = 68,559.78

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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.