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Finding the Fourth Proportional to 67,735.26, 101,586.48 and 28,270.98

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Solution

The fourth proportional to 67,735.26, 101,586.48 and 28,270.98 is: 42,399.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,735.26 : 101,586.48 = 28,270.98 : x
  2. Step 2: Convert to fraction form
    67,735.26/101,586.48 = 28,270.98/x
  3. Step 3: Cross multiply
    67,735.26x = 101,586.48 × 28,270.98
  4. Step 4: Simplify right side
    67,735.26x = 2,871,949,344.35
  5. Step 5: Solve for x
    x = 2,871,949,344.35/67,735.26
  6. Step 6: Final answer
    x = 42,399.62

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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.