Home / 165,289.28-228,094.48-93,676

Finding the Fourth Proportional to 165,289.28, 228,094.48 and 93,676

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Solution

The fourth proportional to 165,289.28, 228,094.48 and 93,676 is: 129,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,289.28 : 228,094.48 = 93,676 : x
  2. Step 2: Convert to fraction form
    165,289.28/228,094.48 = 93,676/x
  3. Step 3: Cross multiply
    165,289.28x = 228,094.48 × 93,676
  4. Step 4: Simplify right side
    165,289.28x = 21,366,978,508.48
  5. Step 5: Solve for x
    x = 21,366,978,508.48/165,289.28
  6. Step 6: Final answer
    x = 129,270.20

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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.