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Finding the Fourth Proportional to 297,173.07, 445,891.23 and 120,026.07

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Solution

The fourth proportional to 297,173.07, 445,891.23 and 120,026.07 is: 180,092.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,173.07 : 445,891.23 = 120,026.07 : x
  2. Step 2: Convert to fraction form
    297,173.07/445,891.23 = 120,026.07/x
  3. Step 3: Cross multiply
    297,173.07x = 445,891.23 × 120,026.07
  4. Step 4: Simplify right side
    297,173.07x = 53,518,571,984.37
  5. Step 5: Solve for x
    x = 53,518,571,984.37/297,173.07
  6. Step 6: Final answer
    x = 180,092.27

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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.