Home / 82,286.64-113,549.61-48,296.47

Finding the Fourth Proportional to 82,286.64, 113,549.61 and 48,296.47

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Solution

The fourth proportional to 82,286.64, 113,549.61 and 48,296.47 is: 66,645.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,286.64 : 113,549.61 = 48,296.47 : x
  2. Step 2: Convert to fraction form
    82,286.64/113,549.61 = 48,296.47/x
  3. Step 3: Cross multiply
    82,286.64x = 113,549.61 × 48,296.47
  4. Step 4: Simplify right side
    82,286.64x = 5,484,045,332.88
  5. Step 5: Solve for x
    x = 5,484,045,332.88/82,286.64
  6. Step 6: Final answer
    x = 66,645.63

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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.