Home / 198,440.04-273,847.54-107,796.02

Finding the Fourth Proportional to 198,440.04, 273,847.54 and 107,796.02

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Solution

The fourth proportional to 198,440.04, 273,847.54 and 107,796.02 is: 148,758.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,440.04 : 273,847.54 = 107,796.02 : x
  2. Step 2: Convert to fraction form
    198,440.04/273,847.54 = 107,796.02/x
  3. Step 3: Cross multiply
    198,440.04x = 273,847.54 × 107,796.02
  4. Step 4: Simplify right side
    198,440.04x = 29,519,674,898.79
  5. Step 5: Solve for x
    x = 29,519,674,898.79/198,440.04
  6. Step 6: Final answer
    x = 148,758.66

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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.