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Finding the Fourth Proportional to 165,598.50, 228,525.28 and 92,991.29

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Solution

The fourth proportional to 165,598.50, 228,525.28 and 92,991.29 is: 128,327.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,598.50 : 228,525.28 = 92,991.29 : x
  2. Step 2: Convert to fraction form
    165,598.50/228,525.28 = 92,991.29/x
  3. Step 3: Cross multiply
    165,598.50x = 228,525.28 × 92,991.29
  4. Step 4: Simplify right side
    165,598.50x = 21,250,860,838.94
  5. Step 5: Solve for x
    x = 21,250,860,838.94/165,598.50
  6. Step 6: Final answer
    x = 128,327.61

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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.