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Finding the Third Proportional to 99,535 and 210,735

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Solution

The third proportional to 99,535 and 210,735 is: 446,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,535 : 210,735 = 210,735 : x
  2. Step 2: Convert to fraction form
    99,535/210,735 = 210,735/x
  3. Step 3: Cross multiply
    99,535x = 210,735 × 210,735
  4. Step 4: Simplify right side
    99,535x = 44,409,240,225
  5. Step 5: Solve for x
    x = 44,409,240,225/99,535
  6. Step 6: Final answer
    x = 446,167.08

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.