Home / 82,314.20-113,591.27-48,322.14

Finding the Fourth Proportional to 82,314.20, 113,591.27 and 48,322.14

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Solution

The fourth proportional to 82,314.20, 113,591.27 and 48,322.14 is: 66,683.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,314.20 : 113,591.27 = 48,322.14 : x
  2. Step 2: Convert to fraction form
    82,314.20/113,591.27 = 48,322.14/x
  3. Step 3: Cross multiply
    82,314.20x = 113,591.27 × 48,322.14
  4. Step 4: Simplify right side
    82,314.20x = 5,488,973,010.11
  5. Step 5: Solve for x
    x = 5,488,973,010.11/82,314.20
  6. Step 6: Final answer
    x = 66,683.19

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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.