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Finding the Fourth Proportional to 66,224.40, 99,399 and 24,145.14

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Solution

The fourth proportional to 66,224.40, 99,399 and 24,145.14 is: 36,240.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,224.40 : 99,399 = 24,145.14 : x
  2. Step 2: Convert to fraction form
    66,224.40/99,399 = 24,145.14/x
  3. Step 3: Cross multiply
    66,224.40x = 99,399 × 24,145.14
  4. Step 4: Simplify right side
    66,224.40x = 2,400,002,770.86
  5. Step 5: Solve for x
    x = 2,400,002,770.86/66,224.40
  6. Step 6: Final answer
    x = 36,240.46

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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.