Home / 188,227.40-282,320.44-55,108.97

Finding the Fourth Proportional to 188,227.40, 282,320.44 and 55,108.97

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Solution

The fourth proportional to 188,227.40, 282,320.44 and 55,108.97 is: 82,657.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,227.40 : 282,320.44 = 55,108.97 : x
  2. Step 2: Convert to fraction form
    188,227.40/282,320.44 = 55,108.97/x
  3. Step 3: Cross multiply
    188,227.40x = 282,320.44 × 55,108.97
  4. Step 4: Simplify right side
    188,227.40x = 15,558,387,108.97
  5. Step 5: Solve for x
    x = 15,558,387,108.97/188,227.40
  6. Step 6: Final answer
    x = 82,657.40

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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.