Home / 54,912.06-75,817.69-43,409.79

Finding the Fourth Proportional to 54,912.06, 75,817.69 and 43,409.79

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Solution

The fourth proportional to 54,912.06, 75,817.69 and 43,409.79 is: 59,936.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,912.06 : 75,817.69 = 43,409.79 : x
  2. Step 2: Convert to fraction form
    54,912.06/75,817.69 = 43,409.79/x
  3. Step 3: Cross multiply
    54,912.06x = 75,817.69 × 43,409.79
  4. Step 4: Simplify right side
    54,912.06x = 3,291,229,892.66
  5. Step 5: Solve for x
    x = 3,291,229,892.66/54,912.06
  6. Step 6: Final answer
    x = 59,936.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.