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Finding the Fourth Proportional to 192,604.84, 288,885.39 and 74,266.27

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Solution

The fourth proportional to 192,604.84, 288,885.39 and 74,266.27 is: 111,390.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,604.84 : 288,885.39 = 74,266.27 : x
  2. Step 2: Convert to fraction form
    192,604.84/288,885.39 = 74,266.27/x
  3. Step 3: Cross multiply
    192,604.84x = 288,885.39 × 74,266.27
  4. Step 4: Simplify right side
    192,604.84x = 21,454,439,372.08
  5. Step 5: Solve for x
    x = 21,454,439,372.08/192,604.84
  6. Step 6: Final answer
    x = 111,390.97

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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.