Home / 61,634.46-92,005.82-54,161.09

Finding the Fourth Proportional to 61,634.46, 92,005.82 and 54,161.09

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Solution

The fourth proportional to 61,634.46, 92,005.82 and 54,161.09 is: 80,849.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,634.46 : 92,005.82 = 54,161.09 : x
  2. Step 2: Convert to fraction form
    61,634.46/92,005.82 = 54,161.09/x
  3. Step 3: Cross multiply
    61,634.46x = 92,005.82 × 54,161.09
  4. Step 4: Simplify right side
    61,634.46x = 4,983,135,172.92
  5. Step 5: Solve for x
    x = 4,983,135,172.92/61,634.46
  6. Step 6: Final answer
    x = 80,849.82

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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.