Home / 132,165.44-182,389.64-71,736.64

Finding the Fourth Proportional to 132,165.44, 182,389.64 and 71,736.64

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Solution

The fourth proportional to 132,165.44, 182,389.64 and 71,736.64 is: 98,997.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,165.44 : 182,389.64 = 71,736.64 : x
  2. Step 2: Convert to fraction form
    132,165.44/182,389.64 = 71,736.64/x
  3. Step 3: Cross multiply
    132,165.44x = 182,389.64 × 71,736.64
  4. Step 4: Simplify right side
    132,165.44x = 13,084,019,944.41
  5. Step 5: Solve for x
    x = 13,084,019,944.41/132,165.44
  6. Step 6: Final answer
    x = 98,997.29

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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.