Home / 226,172.56-339,258.88-76,413.28

Finding the Fourth Proportional to 226,172.56, 339,258.88 and 76,413.28

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Solution

The fourth proportional to 226,172.56, 339,258.88 and 76,413.28 is: 114,619.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,172.56 : 339,258.88 = 76,413.28 : x
  2. Step 2: Convert to fraction form
    226,172.56/339,258.88 = 76,413.28/x
  3. Step 3: Cross multiply
    226,172.56x = 339,258.88 × 76,413.28
  4. Step 4: Simplify right side
    226,172.56x = 25,923,883,789.93
  5. Step 5: Solve for x
    x = 25,923,883,789.93/226,172.56
  6. Step 6: Final answer
    x = 114,619.93

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1.5x scale

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.