Home / 165,548.25-228,456.59-90,097.29

Finding the Fourth Proportional to 165,548.25, 228,456.59 and 90,097.29

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Solution

The fourth proportional to 165,548.25, 228,456.59 and 90,097.29 is: 124,334.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,548.25 : 228,456.59 = 90,097.29 : x
  2. Step 2: Convert to fraction form
    165,548.25/228,456.59 = 90,097.29/x
  3. Step 3: Cross multiply
    165,548.25x = 228,456.59 × 90,097.29
  4. Step 4: Simplify right side
    165,548.25x = 20,583,319,191.15
  5. Step 5: Solve for x
    x = 20,583,319,191.15/165,548.25
  6. Step 6: Final answer
    x = 124,334.26

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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.