Home / 140,736.92-211,107.15-45,966.31

Finding the Fourth Proportional to 140,736.92, 211,107.15 and 45,966.31

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Solution

The fourth proportional to 140,736.92, 211,107.15 and 45,966.31 is: 68,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,736.92 : 211,107.15 = 45,966.31 : x
  2. Step 2: Convert to fraction form
    140,736.92/211,107.15 = 45,966.31/x
  3. Step 3: Cross multiply
    140,736.92x = 211,107.15 × 45,966.31
  4. Step 4: Simplify right side
    140,736.92x = 9,703,816,172.35
  5. Step 5: Solve for x
    x = 9,703,816,172.35/140,736.92
  6. Step 6: Final answer
    x = 68,950.04

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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.