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Finding the Fourth Proportional to 114,063.88, 171,133.98 and 64,241.56

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Solution

The fourth proportional to 114,063.88, 171,133.98 and 64,241.56 is: 96,383.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,063.88 : 171,133.98 = 64,241.56 : x
  2. Step 2: Convert to fraction form
    114,063.88/171,133.98 = 64,241.56/x
  3. Step 3: Cross multiply
    114,063.88x = 171,133.98 × 64,241.56
  4. Step 4: Simplify right side
    114,063.88x = 10,993,913,844.21
  5. Step 5: Solve for x
    x = 10,993,913,844.21/114,063.88
  6. Step 6: Final answer
    x = 96,383.83

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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.