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Finding the Third Proportional to 97,509 and 211,009.50

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Solution

The third proportional to 97,509 and 211,009.50 is: 456,624.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,509 : 211,009.50 = 211,009.50 : x
  2. Step 2: Convert to fraction form
    97,509/211,009.50 = 211,009.50/x
  3. Step 3: Cross multiply
    97,509x = 211,009.50 × 211,009.50
  4. Step 4: Simplify right side
    97,509x = 44,525,009,090.25
  5. Step 5: Solve for x
    x = 44,525,009,090.25/97,509
  6. Step 6: Final answer
    x = 456,624.61

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.