Home / 271,999.30-408,056.55-82,444.10

Finding the Fourth Proportional to 271,999.30, 408,056.55 and 82,444.10

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Solution

The fourth proportional to 271,999.30, 408,056.55 and 82,444.10 is: 123,683.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,999.30 : 408,056.55 = 82,444.10 : x
  2. Step 2: Convert to fraction form
    271,999.30/408,056.55 = 82,444.10/x
  3. Step 3: Cross multiply
    271,999.30x = 408,056.55 × 82,444.10
  4. Step 4: Simplify right side
    271,999.30x = 33,641,855,013.86
  5. Step 5: Solve for x
    x = 33,641,855,013.86/271,999.30
  6. Step 6: Final answer
    x = 123,683.61

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1.5x scale

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.