Home / 80,445.24-111,027.75-44,646.75

Finding the Fourth Proportional to 80,445.24, 111,027.75 and 44,646.75

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Solution

The fourth proportional to 80,445.24, 111,027.75 and 44,646.75 is: 61,619.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,445.24 : 111,027.75 = 44,646.75 : x
  2. Step 2: Convert to fraction form
    80,445.24/111,027.75 = 44,646.75/x
  3. Step 3: Cross multiply
    80,445.24x = 111,027.75 × 44,646.75
  4. Step 4: Simplify right side
    80,445.24x = 4,957,028,197.31
  5. Step 5: Solve for x
    x = 4,957,028,197.31/80,445.24
  6. Step 6: Final answer
    x = 61,619.91

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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.