Home / 165,448.48-228,319.44-89,996.96

Finding the Fourth Proportional to 165,448.48, 228,319.44 and 89,996.96

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Solution

The fourth proportional to 165,448.48, 228,319.44 and 89,996.96 is: 124,196.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,448.48 : 228,319.44 = 89,996.96 : x
  2. Step 2: Convert to fraction form
    165,448.48/228,319.44 = 89,996.96/x
  3. Step 3: Cross multiply
    165,448.48x = 228,319.44 × 89,996.96
  4. Step 4: Simplify right side
    165,448.48x = 20,548,055,508.90
  5. Step 5: Solve for x
    x = 20,548,055,508.90/165,448.48
  6. Step 6: Final answer
    x = 124,196.10

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1.5x scale

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.