Home / 196,356.19-270,982.92-147,871.30

Finding the Fourth Proportional to 196,356.19, 270,982.92 and 147,871.30

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Solution

The fourth proportional to 196,356.19, 270,982.92 and 147,871.30 is: 204,070.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,356.19 : 270,982.92 = 147,871.30 : x
  2. Step 2: Convert to fraction form
    196,356.19/270,982.92 = 147,871.30/x
  3. Step 3: Cross multiply
    196,356.19x = 270,982.92 × 147,871.30
  4. Step 4: Simplify right side
    196,356.19x = 40,070,596,658.20
  5. Step 5: Solve for x
    x = 40,070,596,658.20/196,356.19
  6. Step 6: Final answer
    x = 204,070.96

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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.