Home / 188,735.24-260,446.79-102,694.55

Finding the Fourth Proportional to 188,735.24, 260,446.79 and 102,694.55

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Solution

The fourth proportional to 188,735.24, 260,446.79 and 102,694.55 is: 141,714.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,735.24 : 260,446.79 = 102,694.55 : x
  2. Step 2: Convert to fraction form
    188,735.24/260,446.79 = 102,694.55/x
  3. Step 3: Cross multiply
    188,735.24x = 260,446.79 × 102,694.55
  4. Step 4: Simplify right side
    188,735.24x = 26,746,466,035.64
  5. Step 5: Solve for x
    x = 26,746,466,035.64/188,735.24
  6. Step 6: Final answer
    x = 141,714.22

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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.