Home / 196,514.98-271,113.69-120,932.26

Finding the Fourth Proportional to 196,514.98, 271,113.69 and 120,932.26

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Solution

The fourth proportional to 196,514.98, 271,113.69 and 120,932.26 is: 166,839.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,514.98 : 271,113.69 = 120,932.26 : x
  2. Step 2: Convert to fraction form
    196,514.98/271,113.69 = 120,932.26/x
  3. Step 3: Cross multiply
    196,514.98x = 271,113.69 × 120,932.26
  4. Step 4: Simplify right side
    196,514.98x = 32,786,391,248.64
  5. Step 5: Solve for x
    x = 32,786,391,248.64/196,514.98
  6. Step 6: Final answer
    x = 166,839.15

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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.