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Finding the Fourth Proportional to 228,858.40, 343,044.60 and 110,452.60

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Solution

The fourth proportional to 228,858.40, 343,044.60 and 110,452.60 is: 165,561.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,858.40 : 343,044.60 = 110,452.60 : x
  2. Step 2: Convert to fraction form
    228,858.40/343,044.60 = 110,452.60/x
  3. Step 3: Cross multiply
    228,858.40x = 343,044.60 × 110,452.60
  4. Step 4: Simplify right side
    228,858.40x = 37,890,167,985.96
  5. Step 5: Solve for x
    x = 37,890,167,985.96/228,858.40
  6. Step 6: Final answer
    x = 165,561.62

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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.