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Finding the Fourth Proportional to 144,703.26, 217,086.08 and 44,861.45

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Solution

The fourth proportional to 144,703.26, 217,086.08 and 44,861.45 is: 67,301.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,703.26 : 217,086.08 = 44,861.45 : x
  2. Step 2: Convert to fraction form
    144,703.26/217,086.08 = 44,861.45/x
  3. Step 3: Cross multiply
    144,703.26x = 217,086.08 × 44,861.45
  4. Step 4: Simplify right side
    144,703.26x = 9,738,795,013.88
  5. Step 5: Solve for x
    x = 9,738,795,013.88/144,703.26
  6. Step 6: Final answer
    x = 67,301.84

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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.