Home / 165,736.14-228,708-94,106.76

Finding the Fourth Proportional to 165,736.14, 228,708 and 94,106.76

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Solution

The fourth proportional to 165,736.14, 228,708 and 94,106.76 is: 129,862.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,736.14 : 228,708 = 94,106.76 : x
  2. Step 2: Convert to fraction form
    165,736.14/228,708 = 94,106.76/x
  3. Step 3: Cross multiply
    165,736.14x = 228,708 × 94,106.76
  4. Step 4: Simplify right side
    165,736.14x = 21,522,968,866.08
  5. Step 5: Solve for x
    x = 21,522,968,866.08/165,736.14
  6. Step 6: Final answer
    x = 129,862.86

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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.