Home / 165,705.09-228,674.57-94,086.64

Finding the Fourth Proportional to 165,705.09, 228,674.57 and 94,086.64

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Solution

The fourth proportional to 165,705.09, 228,674.57 and 94,086.64 is: 129,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,705.09 : 228,674.57 = 94,086.64 : x
  2. Step 2: Convert to fraction form
    165,705.09/228,674.57 = 94,086.64/x
  3. Step 3: Cross multiply
    165,705.09x = 228,674.57 × 94,086.64
  4. Step 4: Simplify right side
    165,705.09x = 21,515,221,760.15
  5. Step 5: Solve for x
    x = 21,515,221,760.15/165,705.09
  6. Step 6: Final answer
    x = 129,840.44

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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.