Home / 82,344.43-113,636.21-48,353.32

Finding the Fourth Proportional to 82,344.43, 113,636.21 and 48,353.32

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Solution

The fourth proportional to 82,344.43, 113,636.21 and 48,353.32 is: 66,728.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,344.43 : 113,636.21 = 48,353.32 : x
  2. Step 2: Convert to fraction form
    82,344.43/113,636.21 = 48,353.32/x
  3. Step 3: Cross multiply
    82,344.43x = 113,636.21 × 48,353.32
  4. Step 4: Simplify right side
    82,344.43x = 5,494,687,926.00
  5. Step 5: Solve for x
    x = 5,494,687,926.00/82,344.43
  6. Step 6: Final answer
    x = 66,728.11

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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.