Home / 165,289.42-228,113.22-92,691.15

Finding the Fourth Proportional to 165,289.42, 228,113.22 and 92,691.15

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Solution

The fourth proportional to 165,289.42, 228,113.22 and 92,691.15 is: 127,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,289.42 : 228,113.22 = 92,691.15 : x
  2. Step 2: Convert to fraction form
    165,289.42/228,113.22 = 92,691.15/x
  3. Step 3: Cross multiply
    165,289.42x = 228,113.22 × 92,691.15
  4. Step 4: Simplify right side
    165,289.42x = 21,144,076,692.00
  5. Step 5: Solve for x
    x = 21,144,076,692.00/165,289.42
  6. Step 6: Final answer
    x = 127,921.54

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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.