Home / 204,970.88-282,741.39-123,242.36

Finding the Fourth Proportional to 204,970.88, 282,741.39 and 123,242.36

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Solution

The fourth proportional to 204,970.88, 282,741.39 and 123,242.36 is: 170,003.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,970.88 : 282,741.39 = 123,242.36 : x
  2. Step 2: Convert to fraction form
    204,970.88/282,741.39 = 123,242.36/x
  3. Step 3: Cross multiply
    204,970.88x = 282,741.39 × 123,242.36
  4. Step 4: Simplify right side
    204,970.88x = 34,845,714,759.57
  5. Step 5: Solve for x
    x = 34,845,714,759.57/204,970.88
  6. Step 6: Final answer
    x = 170,003.25

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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.