Home / 198,343.10-273,674.96-117,795.89

Finding the Fourth Proportional to 198,343.10, 273,674.96 and 117,795.89

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Solution

The fourth proportional to 198,343.10, 273,674.96 and 117,795.89 is: 162,535.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,343.10 : 273,674.96 = 117,795.89 : x
  2. Step 2: Convert to fraction form
    198,343.10/273,674.96 = 117,795.89/x
  3. Step 3: Cross multiply
    198,343.10x = 273,674.96 × 117,795.89
  4. Step 4: Simplify right side
    198,343.10x = 32,237,783,526.56
  5. Step 5: Solve for x
    x = 32,237,783,526.56/198,343.10
  6. Step 6: Final answer
    x = 162,535.45

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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.