Home / 55,615.05-76,687.27-35,439.97

Finding the Fourth Proportional to 55,615.05, 76,687.27 and 35,439.97

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Solution

The fourth proportional to 55,615.05, 76,687.27 and 35,439.97 is: 48,867.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,615.05 : 76,687.27 = 35,439.97 : x
  2. Step 2: Convert to fraction form
    55,615.05/76,687.27 = 35,439.97/x
  3. Step 3: Cross multiply
    55,615.05x = 76,687.27 × 35,439.97
  4. Step 4: Simplify right side
    55,615.05x = 2,717,794,548.18
  5. Step 5: Solve for x
    x = 2,717,794,548.18/55,615.05
  6. Step 6: Final answer
    x = 48,867.97

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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.