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Finding the Third Proportional to 155,363.06 and 239,913

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Solution

The third proportional to 155,363.06 and 239,913 is: 370,475.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,363.06 : 239,913 = 239,913 : x
  2. Step 2: Convert to fraction form
    155,363.06/239,913 = 239,913/x
  3. Step 3: Cross multiply
    155,363.06x = 239,913 × 239,913
  4. Step 4: Simplify right side
    155,363.06x = 57,558,247,569
  5. Step 5: Solve for x
    x = 57,558,247,569/155,363.06
  6. Step 6: Final answer
    x = 370,475.75

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.