Home / 165,836.80-228,674.10-112,028.44

Finding the Fourth Proportional to 165,836.80, 228,674.10 and 112,028.44

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Solution

The fourth proportional to 165,836.80, 228,674.10 and 112,028.44 is: 154,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,836.80 : 228,674.10 = 112,028.44 : x
  2. Step 2: Convert to fraction form
    165,836.80/228,674.10 = 112,028.44/x
  3. Step 3: Cross multiply
    165,836.80x = 228,674.10 × 112,028.44
  4. Step 4: Simplify right side
    165,836.80x = 25,618,002,691.40
  5. Step 5: Solve for x
    x = 25,618,002,691.40/165,836.80
  6. Step 6: Final answer
    x = 154,477.19

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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.