Home / 279,093.12-385,258.07-197,846.04

Finding the Fourth Proportional to 279,093.12, 385,258.07 and 197,846.04

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Solution

The fourth proportional to 279,093.12, 385,258.07 and 197,846.04 is: 273,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,093.12 : 385,258.07 = 197,846.04 : x
  2. Step 2: Convert to fraction form
    279,093.12/385,258.07 = 197,846.04/x
  3. Step 3: Cross multiply
    279,093.12x = 385,258.07 × 197,846.04
  4. Step 4: Simplify right side
    279,093.12x = 76,221,782,538.31
  5. Step 5: Solve for x
    x = 76,221,782,538.31/279,093.12
  6. Step 6: Final answer
    x = 273,105.20

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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.