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Finding the Fourth Proportional to 67,773.57, 101,659.62 and 27,783.64

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Solution

The fourth proportional to 67,773.57, 101,659.62 and 27,783.64 is: 41,675.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,773.57 : 101,659.62 = 27,783.64 : x
  2. Step 2: Convert to fraction form
    67,773.57/101,659.62 = 27,783.64/x
  3. Step 3: Cross multiply
    67,773.57x = 101,659.62 × 27,783.64
  4. Step 4: Simplify right side
    67,773.57x = 2,824,473,782.16
  5. Step 5: Solve for x
    x = 2,824,473,782.16/67,773.57
  6. Step 6: Final answer
    x = 41,675.15

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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.