Home / 55,198.86-82,373.78-54,883.11

Finding the Fourth Proportional to 55,198.86, 82,373.78 and 54,883.11

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Solution

The fourth proportional to 55,198.86, 82,373.78 and 54,883.11 is: 81,902.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,198.86 : 82,373.78 = 54,883.11 : x
  2. Step 2: Convert to fraction form
    55,198.86/82,373.78 = 54,883.11/x
  3. Step 3: Cross multiply
    55,198.86x = 82,373.78 × 54,883.11
  4. Step 4: Simplify right side
    55,198.86x = 4,520,929,366.06
  5. Step 5: Solve for x
    x = 4,520,929,366.06/55,198.86
  6. Step 6: Final answer
    x = 81,902.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.