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Finding the Fourth Proportional to 144,818.02, 217,226.59 and 36,747.17

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Solution

The fourth proportional to 144,818.02, 217,226.59 and 36,747.17 is: 55,120.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,818.02 : 217,226.59 = 36,747.17 : x
  2. Step 2: Convert to fraction form
    144,818.02/217,226.59 = 36,747.17/x
  3. Step 3: Cross multiply
    144,818.02x = 217,226.59 × 36,747.17
  4. Step 4: Simplify right side
    144,818.02x = 7,982,462,431.25
  5. Step 5: Solve for x
    x = 7,982,462,431.25/144,818.02
  6. Step 6: Final answer
    x = 55,120.64

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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.