Home / 51,992.91-71,685.12-43,391.43

Finding the Fourth Proportional to 51,992.91, 71,685.12 and 43,391.43

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Solution

The fourth proportional to 51,992.91, 71,685.12 and 43,391.43 is: 59,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,992.91 : 71,685.12 = 43,391.43 : x
  2. Step 2: Convert to fraction form
    51,992.91/71,685.12 = 43,391.43/x
  3. Step 3: Cross multiply
    51,992.91x = 71,685.12 × 43,391.43
  4. Step 4: Simplify right side
    51,992.91x = 3,110,519,866.52
  5. Step 5: Solve for x
    x = 3,110,519,866.52/51,992.91
  6. Step 6: Final answer
    x = 59,825.85

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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.