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Finding the Fourth Proportional to 234,379.36, 351,513.06 and 101,186.74

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Solution

The fourth proportional to 234,379.36, 351,513.06 and 101,186.74 is: 151,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,379.36 : 351,513.06 = 101,186.74 : x
  2. Step 2: Convert to fraction form
    234,379.36/351,513.06 = 101,186.74/x
  3. Step 3: Cross multiply
    234,379.36x = 351,513.06 × 101,186.74
  4. Step 4: Simplify right side
    234,379.36x = 35,568,460,608.82
  5. Step 5: Solve for x
    x = 35,568,460,608.82/234,379.36
  6. Step 6: Final answer
    x = 151,755.94

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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.