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Finding the Fourth Proportional to 247,361.48, 341,359.72 and 134,185.04

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Solution

The fourth proportional to 247,361.48, 341,359.72 and 134,185.04 is: 185,175.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,361.48 : 341,359.72 = 134,185.04 : x
  2. Step 2: Convert to fraction form
    247,361.48/341,359.72 = 134,185.04/x
  3. Step 3: Cross multiply
    247,361.48x = 341,359.72 × 134,185.04
  4. Step 4: Simplify right side
    247,361.48x = 45,805,367,682.59
  5. Step 5: Solve for x
    x = 45,805,367,682.59/247,361.48
  6. Step 6: Final answer
    x = 185,175.83

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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.