Home / 188,292.09-282,440.43-55,175.04

Finding the Fourth Proportional to 188,292.09, 282,440.43 and 55,175.04

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Solution

The fourth proportional to 188,292.09, 282,440.43 and 55,175.04 is: 82,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,292.09 : 282,440.43 = 55,175.04 : x
  2. Step 2: Convert to fraction form
    188,292.09/282,440.43 = 55,175.04/x
  3. Step 3: Cross multiply
    188,292.09x = 282,440.43 × 55,175.04
  4. Step 4: Simplify right side
    188,292.09x = 15,583,662,022.87
  5. Step 5: Solve for x
    x = 15,583,662,022.87/188,292.09
  6. Step 6: Final answer
    x = 82,763.23

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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.