Home / 297,194.07-445,789.53-72,555.69

Finding the Fourth Proportional to 297,194.07, 445,789.53 and 72,555.69

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Solution

The fourth proportional to 297,194.07, 445,789.53 and 72,555.69 is: 108,833.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,194.07 : 445,789.53 = 72,555.69 : x
  2. Step 2: Convert to fraction form
    297,194.07/445,789.53 = 72,555.69/x
  3. Step 3: Cross multiply
    297,194.07x = 445,789.53 × 72,555.69
  4. Step 4: Simplify right side
    297,194.07x = 32,344,566,943.93
  5. Step 5: Solve for x
    x = 32,344,566,943.93/297,194.07
  6. Step 6: Final answer
    x = 108,833.15

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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.