Home / 80,561.20-111,192.24-44,763.52

Finding the Fourth Proportional to 80,561.20, 111,192.24 and 44,763.52

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Solution

The fourth proportional to 80,561.20, 111,192.24 and 44,763.52 is: 61,783.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,561.20 : 111,192.24 = 44,763.52 : x
  2. Step 2: Convert to fraction form
    80,561.20/111,192.24 = 44,763.52/x
  3. Step 3: Cross multiply
    80,561.20x = 111,192.24 × 44,763.52
  4. Step 4: Simplify right side
    80,561.20x = 4,977,356,059.08
  5. Step 5: Solve for x
    x = 4,977,356,059.08/80,561.20
  6. Step 6: Final answer
    x = 61,783.54

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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.