Home / 165,751.57-228,677.16-108,423.62

Finding the Fourth Proportional to 165,751.57, 228,677.16 and 108,423.62

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Solution

The fourth proportional to 165,751.57, 228,677.16 and 108,423.62 is: 149,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,751.57 : 228,677.16 = 108,423.62 : x
  2. Step 2: Convert to fraction form
    165,751.57/228,677.16 = 108,423.62/x
  3. Step 3: Cross multiply
    165,751.57x = 228,677.16 × 108,423.62
  4. Step 4: Simplify right side
    165,751.57x = 24,794,004,355.13
  5. Step 5: Solve for x
    x = 24,794,004,355.13/165,751.57
  6. Step 6: Final answer
    x = 149,585.34

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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.