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Finding the Third Proportional to 89,655 and 211,336.50

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Solution

The third proportional to 89,655 and 211,336.50 is: 498,166.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,655 : 211,336.50 = 211,336.50 : x
  2. Step 2: Convert to fraction form
    89,655/211,336.50 = 211,336.50/x
  3. Step 3: Cross multiply
    89,655x = 211,336.50 × 211,336.50
  4. Step 4: Simplify right side
    89,655x = 44,663,116,232.25
  5. Step 5: Solve for x
    x = 44,663,116,232.25/89,655
  6. Step 6: Final answer
    x = 498,166.49

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.