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Finding the Fourth Proportional to 144,896.59, 217,191.48 and 48,742.27

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Solution

The fourth proportional to 144,896.59, 217,191.48 and 48,742.27 is: 73,061.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,896.59 : 217,191.48 = 48,742.27 : x
  2. Step 2: Convert to fraction form
    144,896.59/217,191.48 = 48,742.27/x
  3. Step 3: Cross multiply
    144,896.59x = 217,191.48 × 48,742.27
  4. Step 4: Simplify right side
    144,896.59x = 10,586,405,759.86
  5. Step 5: Solve for x
    x = 10,586,405,759.86/144,896.59
  6. Step 6: Final answer
    x = 73,061.80

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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.