Home / 205,797.51-284,520.20-151,997.31

Finding the Fourth Proportional to 205,797.51, 284,520.20 and 151,997.31

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Solution

The fourth proportional to 205,797.51, 284,520.20 and 151,997.31 is: 210,140.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,797.51 : 284,520.20 = 151,997.31 : x
  2. Step 2: Convert to fraction form
    205,797.51/284,520.20 = 151,997.31/x
  3. Step 3: Cross multiply
    205,797.51x = 284,520.20 × 151,997.31
  4. Step 4: Simplify right side
    205,797.51x = 43,246,304,280.68
  5. Step 5: Solve for x
    x = 43,246,304,280.68/205,797.51
  6. Step 6: Final answer
    x = 210,140.08

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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.