Home / 80,622.80-120,934.44-24,463.36

Finding the Fourth Proportional to 80,622.80, 120,934.44 and 24,463.36

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Solution

The fourth proportional to 80,622.80, 120,934.44 and 24,463.36 is: 36,695.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,622.80 : 120,934.44 = 24,463.36 : x
  2. Step 2: Convert to fraction form
    80,622.80/120,934.44 = 24,463.36/x
  3. Step 3: Cross multiply
    80,622.80x = 120,934.44 × 24,463.36
  4. Step 4: Simplify right side
    80,622.80x = 2,958,462,742.12
  5. Step 5: Solve for x
    x = 2,958,462,742.12/80,622.80
  6. Step 6: Final answer
    x = 36,695.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.