Home / 76,394.06-114,473.88-31,996.52

Finding the Fourth Proportional to 76,394.06, 114,473.88 and 31,996.52

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Solution

The fourth proportional to 76,394.06, 114,473.88 and 31,996.52 is: 47,945.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,394.06 : 114,473.88 = 31,996.52 : x
  2. Step 2: Convert to fraction form
    76,394.06/114,473.88 = 31,996.52/x
  3. Step 3: Cross multiply
    76,394.06x = 114,473.88 × 31,996.52
  4. Step 4: Simplify right side
    76,394.06x = 3,662,765,790.90
  5. Step 5: Solve for x
    x = 3,662,765,790.90/76,394.06
  6. Step 6: Final answer
    x = 47,945.69

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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.