Home / 188,837.80-283,304.22-55,712.68

Finding the Fourth Proportional to 188,837.80, 283,304.22 and 55,712.68

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Solution

The fourth proportional to 188,837.80, 283,304.22 and 55,712.68 is: 83,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,837.80 : 283,304.22 = 55,712.68 : x
  2. Step 2: Convert to fraction form
    188,837.80/283,304.22 = 55,712.68/x
  3. Step 3: Cross multiply
    188,837.80x = 283,304.22 × 55,712.68
  4. Step 4: Simplify right side
    188,837.80x = 15,783,637,351.51
  5. Step 5: Solve for x
    x = 15,783,637,351.51/188,837.80
  6. Step 6: Final answer
    x = 83,583.04

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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.