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Finding the Fourth Proportional to 332,179.36, 498,453.36 and 135,172

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Solution

The fourth proportional to 332,179.36, 498,453.36 and 135,172 is: 202,833.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,179.36 : 498,453.36 = 135,172 : x
  2. Step 2: Convert to fraction form
    332,179.36/498,453.36 = 135,172/x
  3. Step 3: Cross multiply
    332,179.36x = 498,453.36 × 135,172
  4. Step 4: Simplify right side
    332,179.36x = 67,376,937,577.92
  5. Step 5: Solve for x
    x = 67,376,937,577.92/332,179.36
  6. Step 6: Final answer
    x = 202,833.00

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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.