Home / 55,694.21-76,850.93-31,822.43

Finding the Fourth Proportional to 55,694.21, 76,850.93 and 31,822.43

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Solution

The fourth proportional to 55,694.21, 76,850.93 and 31,822.43 is: 43,910.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,694.21 : 76,850.93 = 31,822.43 : x
  2. Step 2: Convert to fraction form
    55,694.21/76,850.93 = 31,822.43/x
  3. Step 3: Cross multiply
    55,694.21x = 76,850.93 × 31,822.43
  4. Step 4: Simplify right side
    55,694.21x = 2,445,583,340.36
  5. Step 5: Solve for x
    x = 2,445,583,340.36/55,694.21
  6. Step 6: Final answer
    x = 43,910.91

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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.