Home / 188,849.76-283,277.34-75,025.86

Finding the Fourth Proportional to 188,849.76, 283,277.34 and 75,025.86

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Solution

The fourth proportional to 188,849.76, 283,277.34 and 75,025.86 is: 112,539.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,849.76 : 283,277.34 = 75,025.86 : x
  2. Step 2: Convert to fraction form
    188,849.76/283,277.34 = 75,025.86/x
  3. Step 3: Cross multiply
    188,849.76x = 283,277.34 × 75,025.86
  4. Step 4: Simplify right side
    188,849.76x = 21,253,126,052.01
  5. Step 5: Solve for x
    x = 21,253,126,052.01/188,849.76
  6. Step 6: Final answer
    x = 112,539.86

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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.