Home / 199,945.02-275,925.97-113,902.73

Finding the Fourth Proportional to 199,945.02, 275,925.97 and 113,902.73

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Solution

The fourth proportional to 199,945.02, 275,925.97 and 113,902.73 is: 157,186.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,945.02 : 275,925.97 = 113,902.73 : x
  2. Step 2: Convert to fraction form
    199,945.02/275,925.97 = 113,902.73/x
  3. Step 3: Cross multiply
    199,945.02x = 275,925.97 × 113,902.73
  4. Step 4: Simplify right side
    199,945.02x = 31,428,720,286.33
  5. Step 5: Solve for x
    x = 31,428,720,286.33/199,945.02
  6. Step 6: Final answer
    x = 157,186.81

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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.