Home / 132,183.92-182,417.13-71,754.58

Finding the Fourth Proportional to 132,183.92, 182,417.13 and 71,754.58

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Solution

The fourth proportional to 132,183.92, 182,417.13 and 71,754.58 is: 99,023.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,183.92 : 182,417.13 = 71,754.58 : x
  2. Step 2: Convert to fraction form
    132,183.92/182,417.13 = 71,754.58/x
  3. Step 3: Cross multiply
    132,183.92x = 182,417.13 × 71,754.58
  4. Step 4: Simplify right side
    132,183.92x = 13,089,263,749.88
  5. Step 5: Solve for x
    x = 13,089,263,749.88/132,183.92
  6. Step 6: Final answer
    x = 99,023.12

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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.