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Finding the Fourth Proportional to 192,576.90, 265,822.95 and 132,346.92

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Solution

The fourth proportional to 192,576.90, 265,822.95 and 132,346.92 is: 182,684.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,576.90 : 265,822.95 = 132,346.92 : x
  2. Step 2: Convert to fraction form
    192,576.90/265,822.95 = 132,346.92/x
  3. Step 3: Cross multiply
    192,576.90x = 265,822.95 × 132,346.92
  4. Step 4: Simplify right side
    192,576.90x = 35,180,848,697.81
  5. Step 5: Solve for x
    x = 35,180,848,697.81/192,576.90
  6. Step 6: Final answer
    x = 182,684.68

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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.