Home / 76,617.18-114,958.82-29,246.49

Finding the Fourth Proportional to 76,617.18, 114,958.82 and 29,246.49

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Solution

The fourth proportional to 76,617.18, 114,958.82 and 29,246.49 is: 43,882.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,617.18 : 114,958.82 = 29,246.49 : x
  2. Step 2: Convert to fraction form
    76,617.18/114,958.82 = 29,246.49/x
  3. Step 3: Cross multiply
    76,617.18x = 114,958.82 × 29,246.49
  4. Step 4: Simplify right side
    76,617.18x = 3,362,142,293.72
  5. Step 5: Solve for x
    x = 3,362,142,293.72/76,617.18
  6. Step 6: Final answer
    x = 43,882.36

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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.