Home / 204,635.35-282,513.83-135,818.13

Finding the Fourth Proportional to 204,635.35, 282,513.83 and 135,818.13

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Solution

The fourth proportional to 204,635.35, 282,513.83 and 135,818.13 is: 187,506.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,635.35 : 282,513.83 = 135,818.13 : x
  2. Step 2: Convert to fraction form
    204,635.35/282,513.83 = 135,818.13/x
  3. Step 3: Cross multiply
    204,635.35x = 282,513.83 × 135,818.13
  4. Step 4: Simplify right side
    204,635.35x = 38,370,501,031.58
  5. Step 5: Solve for x
    x = 38,370,501,031.58/204,635.35
  6. Step 6: Final answer
    x = 187,506.71

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1.5x scale

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.