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Finding the Fourth Proportional to 44,112.78, 66,234.78 and 43,325.46

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Solution

The fourth proportional to 44,112.78, 66,234.78 and 43,325.46 is: 65,052.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,112.78 : 66,234.78 = 43,325.46 : x
  2. Step 2: Convert to fraction form
    44,112.78/66,234.78 = 43,325.46/x
  3. Step 3: Cross multiply
    44,112.78x = 66,234.78 × 43,325.46
  4. Step 4: Simplify right side
    44,112.78x = 2,869,652,311.50
  5. Step 5: Solve for x
    x = 2,869,652,311.50/44,112.78
  6. Step 6: Final answer
    x = 65,052.63

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1.5x scale

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.