Home / 80,479.44-111,052.62-44,670.96

Finding the Fourth Proportional to 80,479.44, 111,052.62 and 44,670.96

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Solution

The fourth proportional to 80,479.44, 111,052.62 and 44,670.96 is: 61,640.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,479.44 : 111,052.62 = 44,670.96 : x
  2. Step 2: Convert to fraction form
    80,479.44/111,052.62 = 44,670.96/x
  3. Step 3: Cross multiply
    80,479.44x = 111,052.62 × 44,670.96
  4. Step 4: Simplify right side
    80,479.44x = 4,960,827,145.92
  5. Step 5: Solve for x
    x = 4,960,827,145.92/80,479.44
  6. Step 6: Final answer
    x = 61,640.93

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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.