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Finding the Fourth Proportional to 51,992.96, 71,685.27 and 43,391.52

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Solution

The fourth proportional to 51,992.96, 71,685.27 and 43,391.52 is: 59,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,992.96 : 71,685.27 = 43,391.52 : x
  2. Step 2: Convert to fraction form
    51,992.96/71,685.27 = 43,391.52/x
  3. Step 3: Cross multiply
    51,992.96x = 71,685.27 × 43,391.52
  4. Step 4: Simplify right side
    51,992.96x = 3,110,532,826.91
  5. Step 5: Solve for x
    x = 3,110,532,826.91/51,992.96
  6. Step 6: Final answer
    x = 59,826.04

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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.