Home / 165,064.36-228,954.19-160,689.31

Finding the Fourth Proportional to 165,064.36, 228,954.19 and 160,689.31

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Solution

The fourth proportional to 165,064.36, 228,954.19 and 160,689.31 is: 222,885.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,064.36 : 228,954.19 = 160,689.31 : x
  2. Step 2: Convert to fraction form
    165,064.36/228,954.19 = 160,689.31/x
  3. Step 3: Cross multiply
    165,064.36x = 228,954.19 × 160,689.31
  4. Step 4: Simplify right side
    165,064.36x = 36,790,489,667.94
  5. Step 5: Solve for x
    x = 36,790,489,667.94/165,064.36
  6. Step 6: Final answer
    x = 222,885.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.