Home / 195,401.70-292,756.95-165,680.10

Finding the Fourth Proportional to 195,401.70, 292,756.95 and 165,680.10

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Solution

The fourth proportional to 195,401.70, 292,756.95 and 165,680.10 is: 248,227.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,401.70 : 292,756.95 = 165,680.10 : x
  2. Step 2: Convert to fraction form
    195,401.70/292,756.95 = 165,680.10/x
  3. Step 3: Cross multiply
    195,401.70x = 292,756.95 × 165,680.10
  4. Step 4: Simplify right side
    195,401.70x = 48,504,000,751.70
  5. Step 5: Solve for x
    x = 48,504,000,751.70/195,401.70
  6. Step 6: Final answer
    x = 248,227.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.