Home / 165,391.22-228,235.74-96,493.88

Finding the Fourth Proportional to 165,391.22, 228,235.74 and 96,493.88

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Solution

The fourth proportional to 165,391.22, 228,235.74 and 96,493.88 is: 133,159.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,391.22 : 228,235.74 = 96,493.88 : x
  2. Step 2: Convert to fraction form
    165,391.22/228,235.74 = 96,493.88/x
  3. Step 3: Cross multiply
    165,391.22x = 228,235.74 × 96,493.88
  4. Step 4: Simplify right side
    165,391.22x = 22,023,352,107.27
  5. Step 5: Solve for x
    x = 22,023,352,107.27/165,391.22
  6. Step 6: Final answer
    x = 133,159.14

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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.