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Finding the Third Proportional to 80,010 and 120,637.50

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Solution

The third proportional to 80,010 and 120,637.50 is: 181,894.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,010 : 120,637.50 = 120,637.50 : x
  2. Step 2: Convert to fraction form
    80,010/120,637.50 = 120,637.50/x
  3. Step 3: Cross multiply
    80,010x = 120,637.50 × 120,637.50
  4. Step 4: Simplify right side
    80,010x = 14,553,406,406.25
  5. Step 5: Solve for x
    x = 14,553,406,406.25/80,010
  6. Step 6: Final answer
    x = 181,894.84

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.