Home / 80,800.20-111,493.44-44,985.42

Finding the Fourth Proportional to 80,800.20, 111,493.44 and 44,985.42

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Solution

The fourth proportional to 80,800.20, 111,493.44 and 44,985.42 is: 62,073.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,800.20 : 111,493.44 = 44,985.42 : x
  2. Step 2: Convert to fraction form
    80,800.20/111,493.44 = 44,985.42/x
  3. Step 3: Cross multiply
    80,800.20x = 111,493.44 × 44,985.42
  4. Step 4: Simplify right side
    80,800.20x = 5,015,579,225.64
  5. Step 5: Solve for x
    x = 5,015,579,225.64/80,800.20
  6. Step 6: Final answer
    x = 62,073.85

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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.