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Finding the Fourth Proportional to 44,890.46, 67,335.28 and 17,188.46

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Solution

The fourth proportional to 44,890.46, 67,335.28 and 17,188.46 is: 25,782.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,890.46 : 67,335.28 = 17,188.46 : x
  2. Step 2: Convert to fraction form
    44,890.46/67,335.28 = 17,188.46/x
  3. Step 3: Cross multiply
    44,890.46x = 67,335.28 × 17,188.46
  4. Step 4: Simplify right side
    44,890.46x = 1,157,389,766.87
  5. Step 5: Solve for x
    x = 1,157,389,766.87/44,890.46
  6. Step 6: Final answer
    x = 25,782.53

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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.