Home / 204,717.86-282,512.49-112,832.10

Finding the Fourth Proportional to 204,717.86, 282,512.49 and 112,832.10

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Solution

The fourth proportional to 204,717.86, 282,512.49 and 112,832.10 is: 155,709.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,717.86 : 282,512.49 = 112,832.10 : x
  2. Step 2: Convert to fraction form
    204,717.86/282,512.49 = 112,832.10/x
  3. Step 3: Cross multiply
    204,717.86x = 282,512.49 × 112,832.10
  4. Step 4: Simplify right side
    204,717.86x = 31,876,477,522.93
  5. Step 5: Solve for x
    x = 31,876,477,522.93/204,717.86
  6. Step 6: Final answer
    x = 155,709.32

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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.