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Finding the Fourth Proportional to 66,532.60, 99,799.02 and 44,389.24

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Solution

The fourth proportional to 66,532.60, 99,799.02 and 44,389.24 is: 66,583.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,532.60 : 99,799.02 = 44,389.24 : x
  2. Step 2: Convert to fraction form
    66,532.60/99,799.02 = 44,389.24/x
  3. Step 3: Cross multiply
    66,532.60x = 99,799.02 × 44,389.24
  4. Step 4: Simplify right side
    66,532.60x = 4,430,002,650.54
  5. Step 5: Solve for x
    x = 4,430,002,650.54/66,532.60
  6. Step 6: Final answer
    x = 66,583.94

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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.