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Finding the Third Proportional to 155,413.50 and 236,157.75

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Solution

The third proportional to 155,413.50 and 236,157.75 is: 358,852.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,413.50 : 236,157.75 = 236,157.75 : x
  2. Step 2: Convert to fraction form
    155,413.50/236,157.75 = 236,157.75/x
  3. Step 3: Cross multiply
    155,413.50x = 236,157.75 × 236,157.75
  4. Step 4: Simplify right side
    155,413.50x = 55,770,482,885.06
  5. Step 5: Solve for x
    x = 55,770,482,885.06/155,413.50
  6. Step 6: Final answer
    x = 358,852.24

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.