Home / 76,562.89-114,744.39-39,091.27

Finding the Fourth Proportional to 76,562.89, 114,744.39 and 39,091.27

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Solution

The fourth proportional to 76,562.89, 114,744.39 and 39,091.27 is: 58,585.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,562.89 : 114,744.39 = 39,091.27 : x
  2. Step 2: Convert to fraction form
    76,562.89/114,744.39 = 39,091.27/x
  3. Step 3: Cross multiply
    76,562.89x = 114,744.39 × 39,091.27
  4. Step 4: Simplify right side
    76,562.89x = 4,485,503,930.48
  5. Step 5: Solve for x
    x = 4,485,503,930.48/76,562.89
  6. Step 6: Final answer
    x = 58,585.88

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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.