Home / 297,193.96-445,687.26-130,891.24

Finding the Fourth Proportional to 297,193.96, 445,687.26 and 130,891.24

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Solution

The fourth proportional to 297,193.96, 445,687.26 and 130,891.24 is: 196,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,193.96 : 445,687.26 = 130,891.24 : x
  2. Step 2: Convert to fraction form
    297,193.96/445,687.26 = 130,891.24/x
  3. Step 3: Cross multiply
    297,193.96x = 445,687.26 × 130,891.24
  4. Step 4: Simplify right side
    297,193.96x = 58,336,558,113.60
  5. Step 5: Solve for x
    x = 58,336,558,113.60/297,193.96
  6. Step 6: Final answer
    x = 196,291.20

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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.