Home / 188,419.12-259,758.57-150,308.02

Finding the Fourth Proportional to 188,419.12, 259,758.57 and 150,308.02

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Solution

The fourth proportional to 188,419.12, 259,758.57 and 150,308.02 is: 207,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,419.12 : 259,758.57 = 150,308.02 : x
  2. Step 2: Convert to fraction form
    188,419.12/259,758.57 = 150,308.02/x
  3. Step 3: Cross multiply
    188,419.12x = 259,758.57 × 150,308.02
  4. Step 4: Simplify right side
    188,419.12x = 39,043,796,334.73
  5. Step 5: Solve for x
    x = 39,043,796,334.73/188,419.12
  6. Step 6: Final answer
    x = 207,217.80

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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.