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Finding the Fourth Proportional to 144,801.70, 217,194.45 and 44,961.10

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Solution

The fourth proportional to 144,801.70, 217,194.45 and 44,961.10 is: 67,439.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,801.70 : 217,194.45 = 44,961.10 : x
  2. Step 2: Convert to fraction form
    144,801.70/217,194.45 = 44,961.10/x
  3. Step 3: Cross multiply
    144,801.70x = 217,194.45 × 44,961.10
  4. Step 4: Simplify right side
    144,801.70x = 9,765,301,385.90
  5. Step 5: Solve for x
    x = 9,765,301,385.90/144,801.70
  6. Step 6: Final answer
    x = 67,439.13

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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.