Home / 165,227.43-228,020.19-89,775.93

Finding the Fourth Proportional to 165,227.43, 228,020.19 and 89,775.93

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Solution

The fourth proportional to 165,227.43, 228,020.19 and 89,775.93 is: 123,894.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,227.43 : 228,020.19 = 89,775.93 : x
  2. Step 2: Convert to fraction form
    165,227.43/228,020.19 = 89,775.93/x
  3. Step 3: Cross multiply
    165,227.43x = 228,020.19 × 89,775.93
  4. Step 4: Simplify right side
    165,227.43x = 20,470,724,616.03
  5. Step 5: Solve for x
    x = 20,470,724,616.03/165,227.43
  6. Step 6: Final answer
    x = 123,894.23

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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.