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Finding the Fourth Proportional to 273,768.03, 410,651.40 and 74,093.70

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Solution

The fourth proportional to 273,768.03, 410,651.40 and 74,093.70 is: 111,140.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,768.03 : 410,651.40 = 74,093.70 : x
  2. Step 2: Convert to fraction form
    273,768.03/410,651.40 = 74,093.70/x
  3. Step 3: Cross multiply
    273,768.03x = 410,651.40 × 74,093.70
  4. Step 4: Simplify right side
    273,768.03x = 30,426,681,636.18
  5. Step 5: Solve for x
    x = 30,426,681,636.18/273,768.03
  6. Step 6: Final answer
    x = 111,140.38

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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.