Home / 165,221.00-228,004.18-93,600.85

Finding the Fourth Proportional to 165,221.00, 228,004.18 and 93,600.85

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Solution

The fourth proportional to 165,221.00, 228,004.18 and 93,600.85 is: 129,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,221.00 : 228,004.18 = 93,600.85 : x
  2. Step 2: Convert to fraction form
    165,221.00/228,004.18 = 93,600.85/x
  3. Step 3: Cross multiply
    165,221.00x = 228,004.18 × 93,600.85
  4. Step 4: Simplify right side
    165,221.00x = 21,341,383,820.03
  5. Step 5: Solve for x
    x = 21,341,383,820.03/165,221.00
  6. Step 6: Final answer
    x = 129,168.72

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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.