Home / 195,100.71-292,651.19-54,859.34

Finding the Fourth Proportional to 195,100.71, 292,651.19 and 54,859.34

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Solution

The fourth proportional to 195,100.71, 292,651.19 and 54,859.34 is: 82,289.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,100.71 : 292,651.19 = 54,859.34 : x
  2. Step 2: Convert to fraction form
    195,100.71/292,651.19 = 54,859.34/x
  3. Step 3: Cross multiply
    195,100.71x = 292,651.19 × 54,859.34
  4. Step 4: Simplify right side
    195,100.71x = 16,054,649,396.06
  5. Step 5: Solve for x
    x = 16,054,649,396.06/195,100.71
  6. Step 6: Final answer
    x = 82,289.04

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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.