Home / 204,473.72-282,409.92-136,372.37

Finding the Fourth Proportional to 204,473.72, 282,409.92 and 136,372.37

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Solution

The fourth proportional to 204,473.72, 282,409.92 and 136,372.37 is: 188,351.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,473.72 : 282,409.92 = 136,372.37 : x
  2. Step 2: Convert to fraction form
    204,473.72/282,409.92 = 136,372.37/x
  3. Step 3: Cross multiply
    204,473.72x = 282,409.92 × 136,372.37
  4. Step 4: Simplify right side
    204,473.72x = 38,512,908,689.86
  5. Step 5: Solve for x
    x = 38,512,908,689.86/204,473.72
  6. Step 6: Final answer
    x = 188,351.38

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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.