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Finding the Fourth Proportional to 165,450.96, 228,401.64 and 101,843.28

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Solution

The fourth proportional to 165,450.96, 228,401.64 and 101,843.28 is: 140,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,450.96 : 228,401.64 = 101,843.28 : x
  2. Step 2: Convert to fraction form
    165,450.96/228,401.64 = 101,843.28/x
  3. Step 3: Cross multiply
    165,450.96x = 228,401.64 × 101,843.28
  4. Step 4: Simplify right side
    165,450.96x = 23,261,172,174.98
  5. Step 5: Solve for x
    x = 23,261,172,174.98/165,450.96
  6. Step 6: Final answer
    x = 140,592.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.