Home / 132,067.68-182,285.04-75,511.92

Finding the Fourth Proportional to 132,067.68, 182,285.04 and 75,511.92

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Solution

The fourth proportional to 132,067.68, 182,285.04 and 75,511.92 is: 104,224.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,067.68 : 182,285.04 = 75,511.92 : x
  2. Step 2: Convert to fraction form
    132,067.68/182,285.04 = 75,511.92/x
  3. Step 3: Cross multiply
    132,067.68x = 182,285.04 × 75,511.92
  4. Step 4: Simplify right side
    132,067.68x = 13,764,693,357.68
  5. Step 5: Solve for x
    x = 13,764,693,357.68/132,067.68
  6. Step 6: Final answer
    x = 104,224.54

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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.