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Finding the Fourth Proportional to 301,072.17, 451,608.25 and 101,375.83

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Solution

The fourth proportional to 301,072.17, 451,608.25 and 101,375.83 is: 152,063.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,072.17 : 451,608.25 = 101,375.83 : x
  2. Step 2: Convert to fraction form
    301,072.17/451,608.25 = 101,375.83/x
  3. Step 3: Cross multiply
    301,072.17x = 451,608.25 × 101,375.83
  4. Step 4: Simplify right side
    301,072.17x = 45,782,160,925.16
  5. Step 5: Solve for x
    x = 45,782,160,925.16/301,072.17
  6. Step 6: Final answer
    x = 152,063.75

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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.