Home / 49,334.37-68,103.63-31,453.35

Finding the Fourth Proportional to 49,334.37, 68,103.63 and 31,453.35

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Solution

The fourth proportional to 49,334.37, 68,103.63 and 31,453.35 is: 43,419.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,334.37 : 68,103.63 = 31,453.35 : x
  2. Step 2: Convert to fraction form
    49,334.37/68,103.63 = 31,453.35/x
  3. Step 3: Cross multiply
    49,334.37x = 68,103.63 × 31,453.35
  4. Step 4: Simplify right side
    49,334.37x = 2,142,087,310.66
  5. Step 5: Solve for x
    x = 2,142,087,310.66/49,334.37
  6. Step 6: Final answer
    x = 43,419.78

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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.