Home / 57,346.00-79,137.45-31,854.73

Finding the Fourth Proportional to 57,346.00, 79,137.45 and 31,854.73

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Solution

The fourth proportional to 57,346.00, 79,137.45 and 31,854.73 is: 43,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,346.00 : 79,137.45 = 31,854.73 : x
  2. Step 2: Convert to fraction form
    57,346.00/79,137.45 = 31,854.73/x
  3. Step 3: Cross multiply
    57,346.00x = 79,137.45 × 31,854.73
  4. Step 4: Simplify right side
    57,346.00x = 2,520,902,043.54
  5. Step 5: Solve for x
    x = 2,520,902,043.54/57,346.00
  6. Step 6: Final answer
    x = 43,959.51

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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.