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Finding the Fourth Proportional to 151,160.94, 226,829.03 and 76,286.94

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Solution

The fourth proportional to 151,160.94, 226,829.03 and 76,286.94 is: 114,474.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,160.94 : 226,829.03 = 76,286.94 : x
  2. Step 2: Convert to fraction form
    151,160.94/226,829.03 = 76,286.94/x
  3. Step 3: Cross multiply
    151,160.94x = 226,829.03 × 76,286.94
  4. Step 4: Simplify right side
    151,160.94x = 17,304,092,601.87
  5. Step 5: Solve for x
    x = 17,304,092,601.87/151,160.94
  6. Step 6: Final answer
    x = 114,474.63

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1.5x scale

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.