Home / 165,295.54-228,109.35-89,844.22

Finding the Fourth Proportional to 165,295.54, 228,109.35 and 89,844.22

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Solution

The fourth proportional to 165,295.54, 228,109.35 and 89,844.22 is: 123,985.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,295.54 : 228,109.35 = 89,844.22 : x
  2. Step 2: Convert to fraction form
    165,295.54/228,109.35 = 89,844.22/x
  3. Step 3: Cross multiply
    165,295.54x = 228,109.35 × 89,844.22
  4. Step 4: Simplify right side
    165,295.54x = 20,494,306,625.46
  5. Step 5: Solve for x
    x = 20,494,306,625.46/165,295.54
  6. Step 6: Final answer
    x = 123,985.84

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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.