Home / 206,222.76-284,635.62-134,477.82

Finding the Fourth Proportional to 206,222.76, 284,635.62 and 134,477.82

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Solution

The fourth proportional to 206,222.76, 284,635.62 and 134,477.82 is: 185,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,222.76 : 284,635.62 = 134,477.82 : x
  2. Step 2: Convert to fraction form
    206,222.76/284,635.62 = 134,477.82/x
  3. Step 3: Cross multiply
    206,222.76x = 284,635.62 × 134,477.82
  4. Step 4: Simplify right side
    206,222.76x = 38,277,177,671.95
  5. Step 5: Solve for x
    x = 38,277,177,671.95/206,222.76
  6. Step 6: Final answer
    x = 185,610.83

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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.