Home / 188,074.45-282,108.69-75,752.02

Finding the Fourth Proportional to 188,074.45, 282,108.69 and 75,752.02

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Solution

The fourth proportional to 188,074.45, 282,108.69 and 75,752.02 is: 113,626.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,074.45 : 282,108.69 = 75,752.02 : x
  2. Step 2: Convert to fraction form
    188,074.45/282,108.69 = 75,752.02/x
  3. Step 3: Cross multiply
    188,074.45x = 282,108.69 × 75,752.02
  4. Step 4: Simplify right side
    188,074.45x = 21,370,303,127.05
  5. Step 5: Solve for x
    x = 21,370,303,127.05/188,074.45
  6. Step 6: Final answer
    x = 113,626.83

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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.