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Finding the Fourth Proportional to 236,379.96, 354,161.16 and 159,299.28

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Solution

The fourth proportional to 236,379.96, 354,161.16 and 159,299.28 is: 238,673.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,379.96 : 354,161.16 = 159,299.28 : x
  2. Step 2: Convert to fraction form
    236,379.96/354,161.16 = 159,299.28/x
  3. Step 3: Cross multiply
    236,379.96x = 354,161.16 × 159,299.28
  4. Step 4: Simplify right side
    236,379.96x = 56,417,617,791.96
  5. Step 5: Solve for x
    x = 56,417,617,791.96/236,379.96
  6. Step 6: Final answer
    x = 238,673.44

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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.