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Finding the Fourth Proportional to 165,244.68, 228,037.68 and 89,793

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Solution

The fourth proportional to 165,244.68, 228,037.68 and 89,793 is: 123,914.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,244.68 : 228,037.68 = 89,793 : x
  2. Step 2: Convert to fraction form
    165,244.68/228,037.68 = 89,793/x
  3. Step 3: Cross multiply
    165,244.68x = 228,037.68 × 89,793
  4. Step 4: Simplify right side
    165,244.68x = 20,476,187,400.24
  5. Step 5: Solve for x
    x = 20,476,187,400.24/165,244.68
  6. Step 6: Final answer
    x = 123,914.35

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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.