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Finding the Fourth Proportional to 114,636.10, 171,984.02 and 43,560.02

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Solution

The fourth proportional to 114,636.10, 171,984.02 and 43,560.02 is: 65,351.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,636.10 : 171,984.02 = 43,560.02 : x
  2. Step 2: Convert to fraction form
    114,636.10/171,984.02 = 43,560.02/x
  3. Step 3: Cross multiply
    114,636.10x = 171,984.02 × 43,560.02
  4. Step 4: Simplify right side
    114,636.10x = 7,491,627,350.88
  5. Step 5: Solve for x
    x = 7,491,627,350.88/114,636.10
  6. Step 6: Final answer
    x = 65,351.38

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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.