Home / 165,839.01-228,864-94,231.14

Finding the Fourth Proportional to 165,839.01, 228,864 and 94,231.14

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Solution

The fourth proportional to 165,839.01, 228,864 and 94,231.14 is: 130,042.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,839.01 : 228,864 = 94,231.14 : x
  2. Step 2: Convert to fraction form
    165,839.01/228,864 = 94,231.14/x
  3. Step 3: Cross multiply
    165,839.01x = 228,864 × 94,231.14
  4. Step 4: Simplify right side
    165,839.01x = 21,566,115,624.96
  5. Step 5: Solve for x
    x = 21,566,115,624.96/165,839.01
  6. Step 6: Final answer
    x = 130,042.48

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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.