Home / 188,776.23-260,452.53-107,091.02

Finding the Fourth Proportional to 188,776.23, 260,452.53 and 107,091.02

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Solution

The fourth proportional to 188,776.23, 260,452.53 and 107,091.02 is: 147,752.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,776.23 : 260,452.53 = 107,091.02 : x
  2. Step 2: Convert to fraction form
    188,776.23/260,452.53 = 107,091.02/x
  3. Step 3: Cross multiply
    188,776.23x = 260,452.53 × 107,091.02
  4. Step 4: Simplify right side
    188,776.23x = 27,892,125,797.02
  5. Step 5: Solve for x
    x = 27,892,125,797.02/188,776.23
  6. Step 6: Final answer
    x = 147,752.32

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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.