Home / 146,703.26-220,128.69-109,338.37

Finding the Fourth Proportional to 146,703.26, 220,128.69 and 109,338.37

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Solution

The fourth proportional to 146,703.26, 220,128.69 and 109,338.37 is: 164,062.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,703.26 : 220,128.69 = 109,338.37 : x
  2. Step 2: Convert to fraction form
    146,703.26/220,128.69 = 109,338.37/x
  3. Step 3: Cross multiply
    146,703.26x = 220,128.69 × 109,338.37
  4. Step 4: Simplify right side
    146,703.26x = 24,068,512,154.84
  5. Step 5: Solve for x
    x = 24,068,512,154.84/146,703.26
  6. Step 6: Final answer
    x = 164,062.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.