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Finding the Fourth Proportional to 181,843.20, 271,537.92 and 148,630.08

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Solution

The fourth proportional to 181,843.20, 271,537.92 and 148,630.08 is: 221,942.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,843.20 : 271,537.92 = 148,630.08 : x
  2. Step 2: Convert to fraction form
    181,843.20/271,537.92 = 148,630.08/x
  3. Step 3: Cross multiply
    181,843.20x = 271,537.92 × 148,630.08
  4. Step 4: Simplify right side
    181,843.20x = 40,358,702,772.63
  5. Step 5: Solve for x
    x = 40,358,702,772.63/181,843.20
  6. Step 6: Final answer
    x = 221,942.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.