Home / 165,404.23-228,283.31-93,769.04

Finding the Fourth Proportional to 165,404.23, 228,283.31 and 93,769.04

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Solution

The fourth proportional to 165,404.23, 228,283.31 and 93,769.04 is: 129,415.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,404.23 : 228,283.31 = 93,769.04 : x
  2. Step 2: Convert to fraction form
    165,404.23/228,283.31 = 93,769.04/x
  3. Step 3: Cross multiply
    165,404.23x = 228,283.31 × 93,769.04
  4. Step 4: Simplify right side
    165,404.23x = 21,405,907,631.85
  5. Step 5: Solve for x
    x = 21,405,907,631.85/165,404.23
  6. Step 6: Final answer
    x = 129,415.72

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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.