Home / 57,315.20-79,093.60-32,162.08

Finding the Fourth Proportional to 57,315.20, 79,093.60 and 32,162.08

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Solution

The fourth proportional to 57,315.20, 79,093.60 and 32,162.08 is: 44,382.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,315.20 : 79,093.60 = 32,162.08 : x
  2. Step 2: Convert to fraction form
    57,315.20/79,093.60 = 32,162.08/x
  3. Step 3: Cross multiply
    57,315.20x = 79,093.60 × 32,162.08
  4. Step 4: Simplify right side
    57,315.20x = 2,543,814,690.69
  5. Step 5: Solve for x
    x = 2,543,814,690.69/57,315.20
  6. Step 6: Final answer
    x = 44,382.90

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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.