Home / 132,172.62-182,398.26-71,743.26

Finding the Fourth Proportional to 132,172.62, 182,398.26 and 71,743.26

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Solution

The fourth proportional to 132,172.62, 182,398.26 and 71,743.26 is: 99,005.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,172.62 : 182,398.26 = 71,743.26 : x
  2. Step 2: Convert to fraction form
    132,172.62/182,398.26 = 71,743.26/x
  3. Step 3: Cross multiply
    132,172.62x = 182,398.26 × 71,743.26
  4. Step 4: Simplify right side
    132,172.62x = 13,085,845,790.73
  5. Step 5: Solve for x
    x = 13,085,845,790.73/132,172.62
  6. Step 6: Final answer
    x = 99,005.72

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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.