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Finding the Third Proportional to 192,372.75 and 287,482.50

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Solution

The third proportional to 192,372.75 and 287,482.50 is: 429,614.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,372.75 : 287,482.50 = 287,482.50 : x
  2. Step 2: Convert to fraction form
    192,372.75/287,482.50 = 287,482.50/x
  3. Step 3: Cross multiply
    192,372.75x = 287,482.50 × 287,482.50
  4. Step 4: Simplify right side
    192,372.75x = 82,646,187,806.25
  5. Step 5: Solve for x
    x = 82,646,187,806.25/192,372.75
  6. Step 6: Final answer
    x = 429,614.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.