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Finding the Fourth Proportional to 229,138.60, 343,794.30 and 110,914.60

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Solution

The fourth proportional to 229,138.60, 343,794.30 and 110,914.60 is: 166,413.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,138.60 : 343,794.30 = 110,914.60 : x
  2. Step 2: Convert to fraction form
    229,138.60/343,794.30 = 110,914.60/x
  3. Step 3: Cross multiply
    229,138.60x = 343,794.30 × 110,914.60
  4. Step 4: Simplify right side
    229,138.60x = 38,131,807,266.78
  5. Step 5: Solve for x
    x = 38,131,807,266.78/229,138.60
  6. Step 6: Final answer
    x = 166,413.72

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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.