Home / 80,496.24-111,160.46-51,866.16

Finding the Fourth Proportional to 80,496.24, 111,160.46 and 51,866.16

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Solution

The fourth proportional to 80,496.24, 111,160.46 and 51,866.16 is: 71,624.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,496.24 : 111,160.46 = 51,866.16 : x
  2. Step 2: Convert to fraction form
    80,496.24/111,160.46 = 51,866.16/x
  3. Step 3: Cross multiply
    80,496.24x = 111,160.46 × 51,866.16
  4. Step 4: Simplify right side
    80,496.24x = 5,765,466,204.03
  5. Step 5: Solve for x
    x = 5,765,466,204.03/80,496.24
  6. Step 6: Final answer
    x = 71,624.04

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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.