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Finding the Fourth Proportional to 302,736.62, 454,096.62 and 131,958.23

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Solution

The fourth proportional to 302,736.62, 454,096.62 and 131,958.23 is: 197,933.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,736.62 : 454,096.62 = 131,958.23 : x
  2. Step 2: Convert to fraction form
    302,736.62/454,096.62 = 131,958.23/x
  3. Step 3: Cross multiply
    302,736.62x = 454,096.62 × 131,958.23
  4. Step 4: Simplify right side
    302,736.62x = 59,921,785,656.56
  5. Step 5: Solve for x
    x = 59,921,785,656.56/302,736.62
  6. Step 6: Final answer
    x = 197,933.72

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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.