Home / 51,112.32-76,660.32-26,170.80

Finding the Fourth Proportional to 51,112.32, 76,660.32 and 26,170.80

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Solution

The fourth proportional to 51,112.32, 76,660.32 and 26,170.80 is: 39,252.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,112.32 : 76,660.32 = 26,170.80 : x
  2. Step 2: Convert to fraction form
    51,112.32/76,660.32 = 26,170.80/x
  3. Step 3: Cross multiply
    51,112.32x = 76,660.32 × 26,170.80
  4. Step 4: Simplify right side
    51,112.32x = 2,006,261,902.66
  5. Step 5: Solve for x
    x = 2,006,261,902.66/51,112.32
  6. Step 6: Final answer
    x = 39,252.02

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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.