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Finding the Fourth Proportional to 44,124.95, 66,186.84 and 10,845.30

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Solution

The fourth proportional to 44,124.95, 66,186.84 and 10,845.30 is: 16,267.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,124.95 : 66,186.84 = 10,845.30 : x
  2. Step 2: Convert to fraction form
    44,124.95/66,186.84 = 10,845.30/x
  3. Step 3: Cross multiply
    44,124.95x = 66,186.84 × 10,845.30
  4. Step 4: Simplify right side
    44,124.95x = 717,816,135.85
  5. Step 5: Solve for x
    x = 717,816,135.85/44,124.95
  6. Step 6: Final answer
    x = 16,267.81

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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.