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Finding the Third Proportional to 132,999 and 210,570

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Solution

The third proportional to 132,999 and 210,570 is: 333,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,999 : 210,570 = 210,570 : x
  2. Step 2: Convert to fraction form
    132,999/210,570 = 210,570/x
  3. Step 3: Cross multiply
    132,999x = 210,570 × 210,570
  4. Step 4: Simplify right side
    132,999x = 44,339,724,900
  5. Step 5: Solve for x
    x = 44,339,724,900/132,999
  6. Step 6: Final answer
    x = 333,383.90

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.