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Finding the Fourth Proportional to 236,313.63, 326,100 and 134,324.94

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Solution

The fourth proportional to 236,313.63, 326,100 and 134,324.94 is: 185,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,313.63 : 326,100 = 134,324.94 : x
  2. Step 2: Convert to fraction form
    236,313.63/326,100 = 134,324.94/x
  3. Step 3: Cross multiply
    236,313.63x = 326,100 × 134,324.94
  4. Step 4: Simplify right side
    236,313.63x = 43,803,362,934
  5. Step 5: Solve for x
    x = 43,803,362,934/236,313.63
  6. Step 6: Final answer
    x = 185,361.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.