Home / 196,815.77-271,631.80-110,791.41

Finding the Fourth Proportional to 196,815.77, 271,631.80 and 110,791.41

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Solution

The fourth proportional to 196,815.77, 271,631.80 and 110,791.41 is: 152,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,815.77 : 271,631.80 = 110,791.41 : x
  2. Step 2: Convert to fraction form
    196,815.77/271,631.80 = 110,791.41/x
  3. Step 3: Cross multiply
    196,815.77x = 271,631.80 × 110,791.41
  4. Step 4: Simplify right side
    196,815.77x = 30,094,470,399.82
  5. Step 5: Solve for x
    x = 30,094,470,399.82/196,815.77
  6. Step 6: Final answer
    x = 152,906.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.