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Finding the Fourth Proportional to 236,433.44, 354,747.72 and 131,126.96

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Solution

The fourth proportional to 236,433.44, 354,747.72 and 131,126.96 is: 196,744.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,433.44 : 354,747.72 = 131,126.96 : x
  2. Step 2: Convert to fraction form
    236,433.44/354,747.72 = 131,126.96/x
  3. Step 3: Cross multiply
    236,433.44x = 354,747.72 × 131,126.96
  4. Step 4: Simplify right side
    236,433.44x = 46,516,990,090.53
  5. Step 5: Solve for x
    x = 46,516,990,090.53/236,433.44
  6. Step 6: Final answer
    x = 196,744.55

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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.