Home / 57,288.75-79,059.03-32,138.79

Finding the Fourth Proportional to 57,288.75, 79,059.03 and 32,138.79

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Solution

The fourth proportional to 57,288.75, 79,059.03 and 32,138.79 is: 44,351.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,288.75 : 79,059.03 = 32,138.79 : x
  2. Step 2: Convert to fraction form
    57,288.75/79,059.03 = 32,138.79/x
  3. Step 3: Cross multiply
    57,288.75x = 79,059.03 × 32,138.79
  4. Step 4: Simplify right side
    57,288.75x = 2,540,861,562.77
  5. Step 5: Solve for x
    x = 2,540,861,562.77/57,288.75
  6. Step 6: Final answer
    x = 44,351.84

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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.