Home / 188,018.28-282,023.46-45,864

Finding the Fourth Proportional to 188,018.28, 282,023.46 and 45,864

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Solution

The fourth proportional to 188,018.28, 282,023.46 and 45,864 is: 68,795.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,018.28 : 282,023.46 = 45,864 : x
  2. Step 2: Convert to fraction form
    188,018.28/282,023.46 = 45,864/x
  3. Step 3: Cross multiply
    188,018.28x = 282,023.46 × 45,864
  4. Step 4: Simplify right side
    188,018.28x = 12,934,723,969.44
  5. Step 5: Solve for x
    x = 12,934,723,969.44/188,018.28
  6. Step 6: Final answer
    x = 68,795.03

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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.