Home / 80,873.13-111,624.78-52,224.75

Finding the Fourth Proportional to 80,873.13, 111,624.78 and 52,224.75

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Solution

The fourth proportional to 80,873.13, 111,624.78 and 52,224.75 is: 72,082.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,873.13 : 111,624.78 = 52,224.75 : x
  2. Step 2: Convert to fraction form
    80,873.13/111,624.78 = 52,224.75/x
  3. Step 3: Cross multiply
    80,873.13x = 111,624.78 × 52,224.75
  4. Step 4: Simplify right side
    80,873.13x = 5,829,576,425.15
  5. Step 5: Solve for x
    x = 5,829,576,425.15/80,873.13
  6. Step 6: Final answer
    x = 72,082.98

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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.