Home / 165,070.46-228,003.38-127,288.82

Finding the Fourth Proportional to 165,070.46, 228,003.38 and 127,288.82

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Solution

The fourth proportional to 165,070.46, 228,003.38 and 127,288.82 is: 175,817.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,070.46 : 228,003.38 = 127,288.82 : x
  2. Step 2: Convert to fraction form
    165,070.46/228,003.38 = 127,288.82/x
  3. Step 3: Cross multiply
    165,070.46x = 228,003.38 × 127,288.82
  4. Step 4: Simplify right side
    165,070.46x = 29,022,279,419.75
  5. Step 5: Solve for x
    x = 29,022,279,419.75/165,070.46
  6. Step 6: Final answer
    x = 175,817.53

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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.