Home / 165,236.63-228,028.37-89,785.13

Finding the Fourth Proportional to 165,236.63, 228,028.37 and 89,785.13

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Solution

The fourth proportional to 165,236.63, 228,028.37 and 89,785.13 is: 123,904.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,236.63 : 228,028.37 = 89,785.13 : x
  2. Step 2: Convert to fraction form
    165,236.63/228,028.37 = 89,785.13/x
  3. Step 3: Cross multiply
    165,236.63x = 228,028.37 × 89,785.13
  4. Step 4: Simplify right side
    165,236.63x = 20,473,555,255.07
  5. Step 5: Solve for x
    x = 20,473,555,255.07/165,236.63
  6. Step 6: Final answer
    x = 123,904.46

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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.