Home / 199,149.06-274,801.50-113,076.66

Finding the Fourth Proportional to 199,149.06, 274,801.50 and 113,076.66

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Solution

The fourth proportional to 199,149.06, 274,801.50 and 113,076.66 is: 156,032.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,149.06 : 274,801.50 = 113,076.66 : x
  2. Step 2: Convert to fraction form
    199,149.06/274,801.50 = 113,076.66/x
  3. Step 3: Cross multiply
    199,149.06x = 274,801.50 × 113,076.66
  4. Step 4: Simplify right side
    199,149.06x = 31,073,635,782.99
  5. Step 5: Solve for x
    x = 31,073,635,782.99/199,149.06
  6. Step 6: Final answer
    x = 156,032.05

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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.