Home / 102,849.28-154,277.28-35,380.62

Finding the Fourth Proportional to 102,849.28, 154,277.28 and 35,380.62

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Solution

The fourth proportional to 102,849.28, 154,277.28 and 35,380.62 is: 53,072.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,849.28 : 154,277.28 = 35,380.62 : x
  2. Step 2: Convert to fraction form
    102,849.28/154,277.28 = 35,380.62/x
  3. Step 3: Cross multiply
    102,849.28x = 154,277.28 × 35,380.62
  4. Step 4: Simplify right side
    102,849.28x = 5,458,425,818.31
  5. Step 5: Solve for x
    x = 5,458,425,818.31/102,849.28
  6. Step 6: Final answer
    x = 53,072.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.