Home / 165,939.72-228,942.09-94,293.60

Finding the Fourth Proportional to 165,939.72, 228,942.09 and 94,293.60

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Solution

The fourth proportional to 165,939.72, 228,942.09 and 94,293.60 is: 130,094.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,939.72 : 228,942.09 = 94,293.60 : x
  2. Step 2: Convert to fraction form
    165,939.72/228,942.09 = 94,293.60/x
  3. Step 3: Cross multiply
    165,939.72x = 228,942.09 × 94,293.60
  4. Step 4: Simplify right side
    165,939.72x = 21,587,773,857.62
  5. Step 5: Solve for x
    x = 21,587,773,857.62/165,939.72
  6. Step 6: Final answer
    x = 130,094.07

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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.