Home / 80,463.13-111,042.91-44,653.44

Finding the Fourth Proportional to 80,463.13, 111,042.91 and 44,653.44

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Solution

The fourth proportional to 80,463.13, 111,042.91 and 44,653.44 is: 61,623.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,463.13 : 111,042.91 = 44,653.44 : x
  2. Step 2: Convert to fraction form
    80,463.13/111,042.91 = 44,653.44/x
  3. Step 3: Cross multiply
    80,463.13x = 111,042.91 × 44,653.44
  4. Step 4: Simplify right side
    80,463.13x = 4,958,447,919.11
  5. Step 5: Solve for x
    x = 4,958,447,919.11/80,463.13
  6. Step 6: Final answer
    x = 61,623.85

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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.