Home / 82,394.20-113,704.88-48,404.12

Finding the Fourth Proportional to 82,394.20, 113,704.88 and 48,404.12

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Solution

The fourth proportional to 82,394.20, 113,704.88 and 48,404.12 is: 66,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,394.20 : 113,704.88 = 48,404.12 : x
  2. Step 2: Convert to fraction form
    82,394.20/113,704.88 = 48,404.12/x
  3. Step 3: Cross multiply
    82,394.20x = 113,704.88 × 48,404.12
  4. Step 4: Simplify right side
    82,394.20x = 5,503,784,656.11
  5. Step 5: Solve for x
    x = 5,503,784,656.11/82,394.20
  6. Step 6: Final answer
    x = 66,798.20

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1.5x scale

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.