Home / 198,544.52-273,993.58-107,902.01

Finding the Fourth Proportional to 198,544.52, 273,993.58 and 107,902.01

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Solution

The fourth proportional to 198,544.52, 273,993.58 and 107,902.01 is: 148,905.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,544.52 : 273,993.58 = 107,902.01 : x
  2. Step 2: Convert to fraction form
    198,544.52/273,993.58 = 107,902.01/x
  3. Step 3: Cross multiply
    198,544.52x = 273,993.58 × 107,902.01
  4. Step 4: Simplify right side
    198,544.52x = 29,564,458,009.10
  5. Step 5: Solve for x
    x = 29,564,458,009.10/198,544.52
  6. Step 6: Final answer
    x = 148,905.94

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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.