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Finding the Third Proportional to 73,963.13 and 108,580.50

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Solution

The third proportional to 73,963.13 and 108,580.50 is: 159,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,963.13 : 108,580.50 = 108,580.50 : x
  2. Step 2: Convert to fraction form
    73,963.13/108,580.50 = 108,580.50/x
  3. Step 3: Cross multiply
    73,963.13x = 108,580.50 × 108,580.50
  4. Step 4: Simplify right side
    73,963.13x = 11,789,724,980.25
  5. Step 5: Solve for x
    x = 11,789,724,980.25/73,963.13
  6. Step 6: Final answer
    x = 159,400.04

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.