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Finding the Third Proportional to 68,433.19 and 146,323.13

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Solution

The third proportional to 68,433.19 and 146,323.13 is: 312,866.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,433.19 : 146,323.13 = 146,323.13 : x
  2. Step 2: Convert to fraction form
    68,433.19/146,323.13 = 146,323.13/x
  3. Step 3: Cross multiply
    68,433.19x = 146,323.13 × 146,323.13
  4. Step 4: Simplify right side
    68,433.19x = 21,410,456,909.77
  5. Step 5: Solve for x
    x = 21,410,456,909.77/68,433.19
  6. Step 6: Final answer
    x = 312,866.57

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.