Home / 174,491.43-261,867.42-129,616.41

Finding the Fourth Proportional to 174,491.43, 261,867.42 and 129,616.41

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Solution

The fourth proportional to 174,491.43, 261,867.42 and 129,616.41 is: 194,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,491.43 : 261,867.42 = 129,616.41 : x
  2. Step 2: Convert to fraction form
    174,491.43/261,867.42 = 129,616.41/x
  3. Step 3: Cross multiply
    174,491.43x = 261,867.42 × 129,616.41
  4. Step 4: Simplify right side
    174,491.43x = 33,942,314,876.36
  5. Step 5: Solve for x
    x = 33,942,314,876.36/174,491.43
  6. Step 6: Final answer
    x = 194,521.39

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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.