Home / 144,815.12-217,252.92-44,972.72

Finding the Fourth Proportional to 144,815.12, 217,252.92 and 44,972.72

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Solution

The fourth proportional to 144,815.12, 217,252.92 and 44,972.72 is: 67,468.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,815.12 : 217,252.92 = 44,972.72 : x
  2. Step 2: Convert to fraction form
    144,815.12/217,252.92 = 44,972.72/x
  3. Step 3: Cross multiply
    144,815.12x = 217,252.92 × 44,972.72
  4. Step 4: Simplify right side
    144,815.12x = 9,770,454,740.34
  5. Step 5: Solve for x
    x = 9,770,454,740.34/144,815.12
  6. Step 6: Final answer
    x = 67,468.47

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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.