Home / 228,749.60-343,135.35-110,520.38

Finding the Fourth Proportional to 228,749.60, 343,135.35 and 110,520.38

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Solution

The fourth proportional to 228,749.60, 343,135.35 and 110,520.38 is: 165,785.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,749.60 : 343,135.35 = 110,520.38 : x
  2. Step 2: Convert to fraction form
    228,749.60/343,135.35 = 110,520.38/x
  3. Step 3: Cross multiply
    228,749.60x = 343,135.35 × 110,520.38
  4. Step 4: Simplify right side
    228,749.60x = 37,923,450,131.27
  5. Step 5: Solve for x
    x = 37,923,450,131.27/228,749.60
  6. Step 6: Final answer
    x = 165,785.86

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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.