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Finding the Fourth Proportional to 144,632.62, 216,969.54 and 44,800.66

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Solution

The fourth proportional to 144,632.62, 216,969.54 and 44,800.66 is: 67,207.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,632.62 : 216,969.54 = 44,800.66 : x
  2. Step 2: Convert to fraction form
    144,632.62/216,969.54 = 44,800.66/x
  3. Step 3: Cross multiply
    144,632.62x = 216,969.54 × 44,800.66
  4. Step 4: Simplify right side
    144,632.62x = 9,720,378,591.90
  5. Step 5: Solve for x
    x = 9,720,378,591.90/144,632.62
  6. Step 6: Final answer
    x = 67,207.37

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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.