Home / 196,490.26-271,156.56-107,066.26

Finding the Fourth Proportional to 196,490.26, 271,156.56 and 107,066.26

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Solution

The fourth proportional to 196,490.26, 271,156.56 and 107,066.26 is: 147,751.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,490.26 : 271,156.56 = 107,066.26 : x
  2. Step 2: Convert to fraction form
    196,490.26/271,156.56 = 107,066.26/x
  3. Step 3: Cross multiply
    196,490.26x = 271,156.56 × 107,066.26
  4. Step 4: Simplify right side
    196,490.26x = 29,031,718,753.67
  5. Step 5: Solve for x
    x = 29,031,718,753.67/196,490.26
  6. Step 6: Final answer
    x = 147,751.44

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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.