Home / 165,590.30-228,520.13-93,005.96

Finding the Fourth Proportional to 165,590.30, 228,520.13 and 93,005.96

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Solution

The fourth proportional to 165,590.30, 228,520.13 and 93,005.96 is: 128,351.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,590.30 : 228,520.13 = 93,005.96 : x
  2. Step 2: Convert to fraction form
    165,590.30/228,520.13 = 93,005.96/x
  3. Step 3: Cross multiply
    165,590.30x = 228,520.13 × 93,005.96
  4. Step 4: Simplify right side
    165,590.30x = 21,253,733,604.95
  5. Step 5: Solve for x
    x = 21,253,733,604.95/165,590.30
  6. Step 6: Final answer
    x = 128,351.32

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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.