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Finding the Fourth Proportional to 244,456.89, 366,693.03 and 75,978.11

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Solution

The fourth proportional to 244,456.89, 366,693.03 and 75,978.11 is: 113,969.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,456.89 : 366,693.03 = 75,978.11 : x
  2. Step 2: Convert to fraction form
    244,456.89/366,693.03 = 75,978.11/x
  3. Step 3: Cross multiply
    244,456.89x = 366,693.03 × 75,978.11
  4. Step 4: Simplify right side
    244,456.89x = 27,860,641,536.11
  5. Step 5: Solve for x
    x = 27,860,641,536.11/244,456.89
  6. Step 6: Final answer
    x = 113,969.55

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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.