Home / 199,216.30-274,910.41-108,570.35

Finding the Fourth Proportional to 199,216.30, 274,910.41 and 108,570.35

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Solution

The fourth proportional to 199,216.30, 274,910.41 and 108,570.35 is: 149,822.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,216.30 : 274,910.41 = 108,570.35 : x
  2. Step 2: Convert to fraction form
    199,216.30/274,910.41 = 108,570.35/x
  3. Step 3: Cross multiply
    199,216.30x = 274,910.41 × 108,570.35
  4. Step 4: Simplify right side
    199,216.30x = 29,847,119,432.34
  5. Step 5: Solve for x
    x = 29,847,119,432.34/199,216.30
  6. Step 6: Final answer
    x = 149,822.68

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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.