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Finding the Fourth Proportional to 67,252.95, 100,879.38 and 22,262.22

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Solution

The fourth proportional to 67,252.95, 100,879.38 and 22,262.22 is: 33,393.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,252.95 : 100,879.38 = 22,262.22 : x
  2. Step 2: Convert to fraction form
    67,252.95/100,879.38 = 22,262.22/x
  3. Step 3: Cross multiply
    67,252.95x = 100,879.38 × 22,262.22
  4. Step 4: Simplify right side
    67,252.95x = 2,245,798,951.02
  5. Step 5: Solve for x
    x = 2,245,798,951.02/67,252.95
  6. Step 6: Final answer
    x = 33,393.32

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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.