Home / 54,262.76-81,395.22-35,661.38

Finding the Fourth Proportional to 54,262.76, 81,395.22 and 35,661.38

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Solution

The fourth proportional to 54,262.76, 81,395.22 and 35,661.38 is: 53,492.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,262.76 : 81,395.22 = 35,661.38 : x
  2. Step 2: Convert to fraction form
    54,262.76/81,395.22 = 35,661.38/x
  3. Step 3: Cross multiply
    54,262.76x = 81,395.22 × 35,661.38
  4. Step 4: Simplify right side
    54,262.76x = 2,902,665,870.60
  5. Step 5: Solve for x
    x = 2,902,665,870.60/54,262.76
  6. Step 6: Final answer
    x = 53,492.78

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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.