Home / 80,526.20-111,122.44-44,718.48

Finding the Fourth Proportional to 80,526.20, 111,122.44 and 44,718.48

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Solution

The fourth proportional to 80,526.20, 111,122.44 and 44,718.48 is: 61,709.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,526.20 : 111,122.44 = 44,718.48 : x
  2. Step 2: Convert to fraction form
    80,526.20/111,122.44 = 44,718.48/x
  3. Step 3: Cross multiply
    80,526.20x = 111,122.44 × 44,718.48
  4. Step 4: Simplify right side
    80,526.20x = 4,969,226,610.69
  5. Step 5: Solve for x
    x = 4,969,226,610.69/80,526.20
  6. Step 6: Final answer
    x = 61,709.44

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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.