Home / 188,059.05-282,101.81-75,739.73

Finding the Fourth Proportional to 188,059.05, 282,101.81 and 75,739.73

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Solution

The fourth proportional to 188,059.05, 282,101.81 and 75,739.73 is: 113,614.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,059.05 : 282,101.81 = 75,739.73 : x
  2. Step 2: Convert to fraction form
    188,059.05/282,101.81 = 75,739.73/x
  3. Step 3: Cross multiply
    188,059.05x = 282,101.81 × 75,739.73
  4. Step 4: Simplify right side
    188,059.05x = 21,366,313,132.70
  5. Step 5: Solve for x
    x = 21,366,313,132.70/188,059.05
  6. Step 6: Final answer
    x = 113,614.92

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1.5x scale

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.