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Finding the Fourth Proportional to 66,644.60, 99,973.17 and 24,525.49

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Solution

The fourth proportional to 66,644.60, 99,973.17 and 24,525.49 is: 36,790.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,644.60 : 99,973.17 = 24,525.49 : x
  2. Step 2: Convert to fraction form
    66,644.60/99,973.17 = 24,525.49/x
  3. Step 3: Cross multiply
    66,644.60x = 99,973.17 × 24,525.49
  4. Step 4: Simplify right side
    66,644.60x = 2,451,890,858.48
  5. Step 5: Solve for x
    x = 2,451,890,858.48/66,644.60
  6. Step 6: Final answer
    x = 36,790.54

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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.