Home / 109,739.71-164,563.09-34,839.75

Finding the Fourth Proportional to 109,739.71, 164,563.09 and 34,839.75

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Solution

The fourth proportional to 109,739.71, 164,563.09 and 34,839.75 is: 52,244.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,739.71 : 164,563.09 = 34,839.75 : x
  2. Step 2: Convert to fraction form
    109,739.71/164,563.09 = 34,839.75/x
  3. Step 3: Cross multiply
    109,739.71x = 164,563.09 × 34,839.75
  4. Step 4: Simplify right side
    109,739.71x = 5,733,336,252.31
  5. Step 5: Solve for x
    x = 5,733,336,252.31/109,739.71
  6. Step 6: Final answer
    x = 52,244.86

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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.