Home / 81,932.82-122,946.98-34,544.98

Finding the Fourth Proportional to 81,932.82, 122,946.98 and 34,544.98

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Solution

The fourth proportional to 81,932.82, 122,946.98 and 34,544.98 is: 51,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,932.82 : 122,946.98 = 34,544.98 : x
  2. Step 2: Convert to fraction form
    81,932.82/122,946.98 = 34,544.98/x
  3. Step 3: Cross multiply
    81,932.82x = 122,946.98 × 34,544.98
  4. Step 4: Simplify right side
    81,932.82x = 4,247,200,965.16
  5. Step 5: Solve for x
    x = 4,247,200,965.16/81,932.82
  6. Step 6: Final answer
    x = 51,837.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.