Home / 196,079.20-270,589.27-106,655.20

Finding the Fourth Proportional to 196,079.20, 270,589.27 and 106,655.20

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Solution

The fourth proportional to 196,079.20, 270,589.27 and 106,655.20 is: 147,184.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,079.20 : 270,589.27 = 106,655.20 : x
  2. Step 2: Convert to fraction form
    196,079.20/270,589.27 = 106,655.20/x
  3. Step 3: Cross multiply
    196,079.20x = 270,589.27 × 106,655.20
  4. Step 4: Simplify right side
    196,079.20x = 28,859,752,709.70
  5. Step 5: Solve for x
    x = 28,859,752,709.70/196,079.20
  6. Step 6: Final answer
    x = 147,184.16

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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.