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Finding the Third Proportional to 155,829 and 233,923.50

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Solution

The third proportional to 155,829 and 233,923.50 is: 351,155.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,829 : 233,923.50 = 233,923.50 : x
  2. Step 2: Convert to fraction form
    155,829/233,923.50 = 233,923.50/x
  3. Step 3: Cross multiply
    155,829x = 233,923.50 × 233,923.50
  4. Step 4: Simplify right side
    155,829x = 54,720,203,852.25
  5. Step 5: Solve for x
    x = 54,720,203,852.25/155,829
  6. Step 6: Final answer
    x = 351,155.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.