Home / 297,161.20-445,736.90-119,663.74

Finding the Fourth Proportional to 297,161.20, 445,736.90 and 119,663.74

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Solution

The fourth proportional to 297,161.20, 445,736.90 and 119,663.74 is: 179,493.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,161.20 : 445,736.90 = 119,663.74 : x
  2. Step 2: Convert to fraction form
    297,161.20/445,736.90 = 119,663.74/x
  3. Step 3: Cross multiply
    297,161.20x = 445,736.90 × 119,663.74
  4. Step 4: Simplify right side
    297,161.20x = 53,338,544,510.01
  5. Step 5: Solve for x
    x = 53,338,544,510.01/297,161.20
  6. Step 6: Final answer
    x = 179,493.64

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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.