Home / 165,464.28-228,342.60-123,997.92

Finding the Fourth Proportional to 165,464.28, 228,342.60 and 123,997.92

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Solution

The fourth proportional to 165,464.28, 228,342.60 and 123,997.92 is: 171,118.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,464.28 : 228,342.60 = 123,997.92 : x
  2. Step 2: Convert to fraction form
    165,464.28/228,342.60 = 123,997.92/x
  3. Step 3: Cross multiply
    165,464.28x = 228,342.60 × 123,997.92
  4. Step 4: Simplify right side
    165,464.28x = 28,314,007,447.39
  5. Step 5: Solve for x
    x = 28,314,007,447.39/165,464.28
  6. Step 6: Final answer
    x = 171,118.55

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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.