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Finding the Fourth Proportional to 271,744.04, 407,484.39 and 113,930.12

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Solution

The fourth proportional to 271,744.04, 407,484.39 and 113,930.12 is: 170,839.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,744.04 : 407,484.39 = 113,930.12 : x
  2. Step 2: Convert to fraction form
    271,744.04/407,484.39 = 113,930.12/x
  3. Step 3: Cross multiply
    271,744.04x = 407,484.39 × 113,930.12
  4. Step 4: Simplify right side
    271,744.04x = 46,424,745,450.83
  5. Step 5: Solve for x
    x = 46,424,745,450.83/271,744.04
  6. Step 6: Final answer
    x = 170,839.98

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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.