Home / 165,296.54-228,110.73-89,845.22

Finding the Fourth Proportional to 165,296.54, 228,110.73 and 89,845.22

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Solution

The fourth proportional to 165,296.54, 228,110.73 and 89,845.22 is: 123,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,296.54 : 228,110.73 = 89,845.22 : x
  2. Step 2: Convert to fraction form
    165,296.54/228,110.73 = 89,845.22/x
  3. Step 3: Cross multiply
    165,296.54x = 228,110.73 × 89,845.22
  4. Step 4: Simplify right side
    165,296.54x = 20,494,658,721.21
  5. Step 5: Solve for x
    x = 20,494,658,721.21/165,296.54
  6. Step 6: Final answer
    x = 123,987.22

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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.