Home / 188,542.25-260,272.18-112,086.10

Finding the Fourth Proportional to 188,542.25, 260,272.18 and 112,086.10

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Solution

The fourth proportional to 188,542.25, 260,272.18 and 112,086.10 is: 154,728.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,542.25 : 260,272.18 = 112,086.10 : x
  2. Step 2: Convert to fraction form
    188,542.25/260,272.18 = 112,086.10/x
  3. Step 3: Cross multiply
    188,542.25x = 260,272.18 × 112,086.10
  4. Step 4: Simplify right side
    188,542.25x = 29,172,893,594.70
  5. Step 5: Solve for x
    x = 29,172,893,594.70/188,542.25
  6. Step 6: Final answer
    x = 154,728.68

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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.