Home / 228,749.22-343,134.78-110,520

Finding the Fourth Proportional to 228,749.22, 343,134.78 and 110,520

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Solution

The fourth proportional to 228,749.22, 343,134.78 and 110,520 is: 165,785.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,749.22 : 343,134.78 = 110,520 : x
  2. Step 2: Convert to fraction form
    228,749.22/343,134.78 = 110,520/x
  3. Step 3: Cross multiply
    228,749.22x = 343,134.78 × 110,520
  4. Step 4: Simplify right side
    228,749.22x = 37,923,255,885.60
  5. Step 5: Solve for x
    x = 37,923,255,885.60/228,749.22
  6. Step 6: Final answer
    x = 165,785.29

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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.