Home / 188,670.38-283,054.74-55,546.28

Finding the Fourth Proportional to 188,670.38, 283,054.74 and 55,546.28

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Solution

The fourth proportional to 188,670.38, 283,054.74 and 55,546.28 is: 83,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,670.38 : 283,054.74 = 55,546.28 : x
  2. Step 2: Convert to fraction form
    188,670.38/283,054.74 = 55,546.28/x
  3. Step 3: Cross multiply
    188,670.38x = 283,054.74 × 55,546.28
  4. Step 4: Simplify right side
    188,670.38x = 15,722,637,843.37
  5. Step 5: Solve for x
    x = 15,722,637,843.37/188,670.38
  6. Step 6: Final answer
    x = 83,333.90

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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.