Home / 132,366.42-182,665.44-71,936.88

Finding the Fourth Proportional to 132,366.42, 182,665.44 and 71,936.88

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Solution

The fourth proportional to 132,366.42, 182,665.44 and 71,936.88 is: 99,272.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,366.42 : 182,665.44 = 71,936.88 : x
  2. Step 2: Convert to fraction form
    132,366.42/182,665.44 = 71,936.88/x
  3. Step 3: Cross multiply
    132,366.42x = 182,665.44 × 71,936.88
  4. Step 4: Simplify right side
    132,366.42x = 13,140,381,837.43
  5. Step 5: Solve for x
    x = 13,140,381,837.43/132,366.42
  6. Step 6: Final answer
    x = 99,272.78

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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.