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Finding the Fourth Proportional to 144,658.62, 217,008.54 and 44,826.66

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Solution

The fourth proportional to 144,658.62, 217,008.54 and 44,826.66 is: 67,246.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,658.62 : 217,008.54 = 44,826.66 : x
  2. Step 2: Convert to fraction form
    144,658.62/217,008.54 = 44,826.66/x
  3. Step 3: Cross multiply
    144,658.62x = 217,008.54 × 44,826.66
  4. Step 4: Simplify right side
    144,658.62x = 9,727,768,039.68
  5. Step 5: Solve for x
    x = 9,727,768,039.68/144,658.62
  6. Step 6: Final answer
    x = 67,246.38

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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.