Home / 45,436.54-68,111.07-27,911.38

Finding the Fourth Proportional to 45,436.54, 68,111.07 and 27,911.38

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Solution

The fourth proportional to 45,436.54, 68,111.07 and 27,911.38 is: 41,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,436.54 : 68,111.07 = 27,911.38 : x
  2. Step 2: Convert to fraction form
    45,436.54/68,111.07 = 27,911.38/x
  3. Step 3: Cross multiply
    45,436.54x = 68,111.07 × 27,911.38
  4. Step 4: Simplify right side
    45,436.54x = 1,901,073,956.98
  5. Step 5: Solve for x
    x = 1,901,073,956.98/45,436.54
  6. Step 6: Final answer
    x = 41,840.20

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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.