Home / 165,725.22-228,692.69-94,103.70

Finding the Fourth Proportional to 165,725.22, 228,692.69 and 94,103.70

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Solution

The fourth proportional to 165,725.22, 228,692.69 and 94,103.70 is: 129,858.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,725.22 : 228,692.69 = 94,103.70 : x
  2. Step 2: Convert to fraction form
    165,725.22/228,692.69 = 94,103.70/x
  3. Step 3: Cross multiply
    165,725.22x = 228,692.69 × 94,103.70
  4. Step 4: Simplify right side
    165,725.22x = 21,520,827,821.43
  5. Step 5: Solve for x
    x = 21,520,827,821.43/165,725.22
  6. Step 6: Final answer
    x = 129,858.50

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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.