Home / 204,412.16-282,067.80-118,399.07

Finding the Fourth Proportional to 204,412.16, 282,067.80 and 118,399.07

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Solution

The fourth proportional to 204,412.16, 282,067.80 and 118,399.07 is: 163,378.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,412.16 : 282,067.80 = 118,399.07 : x
  2. Step 2: Convert to fraction form
    204,412.16/282,067.80 = 118,399.07/x
  3. Step 3: Cross multiply
    204,412.16x = 282,067.80 × 118,399.07
  4. Step 4: Simplify right side
    204,412.16x = 33,396,564,537.48
  5. Step 5: Solve for x
    x = 33,396,564,537.48/204,412.16
  6. Step 6: Final answer
    x = 163,378.56

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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.