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Finding the Fourth Proportional to 196,484.44, 271,148.52 and 107,060.44

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Solution

The fourth proportional to 196,484.44, 271,148.52 and 107,060.44 is: 147,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,484.44 : 271,148.52 = 107,060.44 : x
  2. Step 2: Convert to fraction form
    196,484.44/271,148.52 = 107,060.44/x
  3. Step 3: Cross multiply
    196,484.44x = 271,148.52 × 107,060.44
  4. Step 4: Simplify right side
    196,484.44x = 29,029,279,856.55
  5. Step 5: Solve for x
    x = 29,029,279,856.55/196,484.44
  6. Step 6: Final answer
    x = 147,743.40

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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.