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Finding the Fourth Proportional to 202,704.56, 279,740.18 and 134,604.11

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Solution

The fourth proportional to 202,704.56, 279,740.18 and 134,604.11 is: 185,758.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,704.56 : 279,740.18 = 134,604.11 : x
  2. Step 2: Convert to fraction form
    202,704.56/279,740.18 = 134,604.11/x
  3. Step 3: Cross multiply
    202,704.56x = 279,740.18 × 134,604.11
  4. Step 4: Simplify right side
    202,704.56x = 37,654,178,996.00
  5. Step 5: Solve for x
    x = 37,654,178,996.00/202,704.56
  6. Step 6: Final answer
    x = 185,758.92

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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.