Home / 80,766.24-111,449.36-46,785.64

Finding the Fourth Proportional to 80,766.24, 111,449.36 and 46,785.64

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Solution

The fourth proportional to 80,766.24, 111,449.36 and 46,785.64 is: 64,559.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,766.24 : 111,449.36 = 46,785.64 : x
  2. Step 2: Convert to fraction form
    80,766.24/111,449.36 = 46,785.64/x
  3. Step 3: Cross multiply
    80,766.24x = 111,449.36 × 46,785.64
  4. Step 4: Simplify right side
    80,766.24x = 5,214,229,864.37
  5. Step 5: Solve for x
    x = 5,214,229,864.37/80,766.24
  6. Step 6: Final answer
    x = 64,559.52

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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.