Home / 247,611.20-341,704.40-134,433.92

Finding the Fourth Proportional to 247,611.20, 341,704.40 and 134,433.92

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Solution

The fourth proportional to 247,611.20, 341,704.40 and 134,433.92 is: 185,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,611.20 : 341,704.40 = 134,433.92 : x
  2. Step 2: Convert to fraction form
    247,611.20/341,704.40 = 134,433.92/x
  3. Step 3: Cross multiply
    247,611.20x = 341,704.40 × 134,433.92
  4. Step 4: Simplify right side
    247,611.20x = 45,936,661,973.25
  5. Step 5: Solve for x
    x = 45,936,661,973.25/247,611.20
  6. Step 6: Final answer
    x = 185,519.32

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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.