Home / 198,439.04-273,846.16-107,795.02

Finding the Fourth Proportional to 198,439.04, 273,846.16 and 107,795.02

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Solution

The fourth proportional to 198,439.04, 273,846.16 and 107,795.02 is: 148,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,439.04 : 273,846.16 = 107,795.02 : x
  2. Step 2: Convert to fraction form
    198,439.04/273,846.16 = 107,795.02/x
  3. Step 3: Cross multiply
    198,439.04x = 273,846.16 × 107,795.02
  4. Step 4: Simplify right side
    198,439.04x = 29,519,252,294.12
  5. Step 5: Solve for x
    x = 29,519,252,294.12/198,439.04
  6. Step 6: Final answer
    x = 148,757.28

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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.