Home / 165,392.69-228,370.46-127,091.87

Finding the Fourth Proportional to 165,392.69, 228,370.46 and 127,091.87

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Solution

The fourth proportional to 165,392.69, 228,370.46 and 127,091.87 is: 175,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,392.69 : 228,370.46 = 127,091.87 : x
  2. Step 2: Convert to fraction form
    165,392.69/228,370.46 = 127,091.87/x
  3. Step 3: Cross multiply
    165,392.69x = 228,370.46 × 127,091.87
  4. Step 4: Simplify right side
    165,392.69x = 29,024,027,893.24
  5. Step 5: Solve for x
    x = 29,024,027,893.24/165,392.69
  6. Step 6: Final answer
    x = 175,485.56

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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.