Home / 169,744.37-234,149.76-105,971.45

Finding the Fourth Proportional to 169,744.37, 234,149.76 and 105,971.45

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Solution

The fourth proportional to 169,744.37, 234,149.76 and 105,971.45 is: 146,179.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,744.37 : 234,149.76 = 105,971.45 : x
  2. Step 2: Convert to fraction form
    169,744.37/234,149.76 = 105,971.45/x
  3. Step 3: Cross multiply
    169,744.37x = 234,149.76 × 105,971.45
  4. Step 4: Simplify right side
    169,744.37x = 24,813,188,413.60
  5. Step 5: Solve for x
    x = 24,813,188,413.60/169,744.37
  6. Step 6: Final answer
    x = 146,179.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.