Home / 51,326.78-76,515.72-50,517.93

Finding the Fourth Proportional to 51,326.78, 76,515.72 and 50,517.93

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Solution

The fourth proportional to 51,326.78, 76,515.72 and 50,517.93 is: 75,309.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,326.78 : 76,515.72 = 50,517.93 : x
  2. Step 2: Convert to fraction form
    51,326.78/76,515.72 = 50,517.93/x
  3. Step 3: Cross multiply
    51,326.78x = 76,515.72 × 50,517.93
  4. Step 4: Simplify right side
    51,326.78x = 3,865,415,786.86
  5. Step 5: Solve for x
    x = 3,865,415,786.86/51,326.78
  6. Step 6: Final answer
    x = 75,309.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.