Home / 165,465.15-228,262.43-104,930.36

Finding the Fourth Proportional to 165,465.15, 228,262.43 and 104,930.36

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Solution

The fourth proportional to 165,465.15, 228,262.43 and 104,930.36 is: 144,753.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,465.15 : 228,262.43 = 104,930.36 : x
  2. Step 2: Convert to fraction form
    165,465.15/228,262.43 = 104,930.36/x
  3. Step 3: Cross multiply
    165,465.15x = 228,262.43 × 104,930.36
  4. Step 4: Simplify right side
    165,465.15x = 23,951,659,278.24
  5. Step 5: Solve for x
    x = 23,951,659,278.24/165,465.15
  6. Step 6: Final answer
    x = 144,753.49

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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.