Home / 205,997.76-284,305.70-148,822.04

Finding the Fourth Proportional to 205,997.76, 284,305.70 and 148,822.04

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Solution

The fourth proportional to 205,997.76, 284,305.70 and 148,822.04 is: 205,395.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,997.76 : 284,305.70 = 148,822.04 : x
  2. Step 2: Convert to fraction form
    205,997.76/284,305.70 = 148,822.04/x
  3. Step 3: Cross multiply
    205,997.76x = 284,305.70 × 148,822.04
  4. Step 4: Simplify right side
    205,997.76x = 42,310,955,340.45
  5. Step 5: Solve for x
    x = 42,310,955,340.45/205,997.76
  6. Step 6: Final answer
    x = 205,395.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.