Home / 204,615.69-282,370.19-118,591.35

Finding the Fourth Proportional to 204,615.69, 282,370.19 and 118,591.35

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Solution

The fourth proportional to 204,615.69, 282,370.19 and 118,591.35 is: 163,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,615.69 : 282,370.19 = 118,591.35 : x
  2. Step 2: Convert to fraction form
    204,615.69/282,370.19 = 118,591.35/x
  3. Step 3: Cross multiply
    204,615.69x = 282,370.19 × 118,591.35
  4. Step 4: Simplify right side
    204,615.69x = 33,486,661,438.90
  5. Step 5: Solve for x
    x = 33,486,661,438.90/204,615.69
  6. Step 6: Final answer
    x = 163,656.37

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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.