Home / 165,902.80-228,936-94,272.88

Finding the Fourth Proportional to 165,902.80, 228,936 and 94,272.88

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Solution

The fourth proportional to 165,902.80, 228,936 and 94,272.88 is: 130,090.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,902.80 : 228,936 = 94,272.88 : x
  2. Step 2: Convert to fraction form
    165,902.80/228,936 = 94,272.88/x
  3. Step 3: Cross multiply
    165,902.80x = 228,936 × 94,272.88
  4. Step 4: Simplify right side
    165,902.80x = 21,582,456,055.68
  5. Step 5: Solve for x
    x = 21,582,456,055.68/165,902.80
  6. Step 6: Final answer
    x = 130,090.97

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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.