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Finding the Fourth Proportional to 67,151.64, 100,727.44 and 22,782.88

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Solution

The fourth proportional to 67,151.64, 100,727.44 and 22,782.88 is: 34,174.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,151.64 : 100,727.44 = 22,782.88 : x
  2. Step 2: Convert to fraction form
    67,151.64/100,727.44 = 22,782.88/x
  3. Step 3: Cross multiply
    67,151.64x = 100,727.44 × 22,782.88
  4. Step 4: Simplify right side
    67,151.64x = 2,294,861,178.23
  5. Step 5: Solve for x
    x = 2,294,861,178.23/67,151.64
  6. Step 6: Final answer
    x = 34,174.31

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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.