Home / 165,313.94-228,261.96-127,012.73

Finding the Fourth Proportional to 165,313.94, 228,261.96 and 127,012.73

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Solution

The fourth proportional to 165,313.94, 228,261.96 and 127,012.73 is: 175,376.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,313.94 : 228,261.96 = 127,012.73 : x
  2. Step 2: Convert to fraction form
    165,313.94/228,261.96 = 127,012.73/x
  3. Step 3: Cross multiply
    165,313.94x = 228,261.96 × 127,012.73
  4. Step 4: Simplify right side
    165,313.94x = 28,992,173,553.44
  5. Step 5: Solve for x
    x = 28,992,173,553.44/165,313.94
  6. Step 6: Final answer
    x = 175,376.47

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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.