Home / 198,039.08-273,294.08-107,395.03

Finding the Fourth Proportional to 198,039.08, 273,294.08 and 107,395.03

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Solution

The fourth proportional to 198,039.08, 273,294.08 and 107,395.03 is: 148,205.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,039.08 : 273,294.08 = 107,395.03 : x
  2. Step 2: Convert to fraction form
    198,039.08/273,294.08 = 107,395.03/x
  3. Step 3: Cross multiply
    198,039.08x = 273,294.08 × 107,395.03
  4. Step 4: Simplify right side
    198,039.08x = 29,350,426,731.89
  5. Step 5: Solve for x
    x = 29,350,426,731.89/198,039.08
  6. Step 6: Final answer
    x = 148,205.23

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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.