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Finding the Fourth Proportional to 144,633.62, 216,971.04 and 44,801.66

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Solution

The fourth proportional to 144,633.62, 216,971.04 and 44,801.66 is: 67,208.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,633.62 : 216,971.04 = 44,801.66 : x
  2. Step 2: Convert to fraction form
    144,633.62/216,971.04 = 44,801.66/x
  3. Step 3: Cross multiply
    144,633.62x = 216,971.04 × 44,801.66
  4. Step 4: Simplify right side
    144,633.62x = 9,720,662,763.93
  5. Step 5: Solve for x
    x = 9,720,662,763.93/144,633.62
  6. Step 6: Final answer
    x = 67,208.87

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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.