Home / 272,282.10-408,520.35-114,558.90

Finding the Fourth Proportional to 272,282.10, 408,520.35 and 114,558.90

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Solution

The fourth proportional to 272,282.10, 408,520.35 and 114,558.90 is: 171,879.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,282.10 : 408,520.35 = 114,558.90 : x
  2. Step 2: Convert to fraction form
    272,282.10/408,520.35 = 114,558.90/x
  3. Step 3: Cross multiply
    272,282.10x = 408,520.35 × 114,558.90
  4. Step 4: Simplify right side
    272,282.10x = 46,799,641,923.62
  5. Step 5: Solve for x
    x = 46,799,641,923.62/272,282.10
  6. Step 6: Final answer
    x = 171,879.25

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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.