Home / 179,513.20-269,187.38-61,136.36

Finding the Fourth Proportional to 179,513.20, 269,187.38 and 61,136.36

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Solution

The fourth proportional to 179,513.20, 269,187.38 and 61,136.36 is: 91,676.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,513.20 : 269,187.38 = 61,136.36 : x
  2. Step 2: Convert to fraction form
    179,513.20/269,187.38 = 61,136.36/x
  3. Step 3: Cross multiply
    179,513.20x = 269,187.38 × 61,136.36
  4. Step 4: Simplify right side
    179,513.20x = 16,457,136,571.14
  5. Step 5: Solve for x
    x = 16,457,136,571.14/179,513.20
  6. Step 6: Final answer
    x = 91,676.47

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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.