Home / 165,424.44-228,286.38-89,973.24

Finding the Fourth Proportional to 165,424.44, 228,286.38 and 89,973.24

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Solution

The fourth proportional to 165,424.44, 228,286.38 and 89,973.24 is: 124,163.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,424.44 : 228,286.38 = 89,973.24 : x
  2. Step 2: Convert to fraction form
    165,424.44/228,286.38 = 89,973.24/x
  3. Step 3: Cross multiply
    165,424.44x = 228,286.38 × 89,973.24
  4. Step 4: Simplify right side
    165,424.44x = 20,539,665,256.47
  5. Step 5: Solve for x
    x = 20,539,665,256.47/165,424.44
  6. Step 6: Final answer
    x = 124,163.43

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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.