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Finding the Fourth Proportional to 67,622.20, 94,826.60 and 67,622.20

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Solution

The fourth proportional to 67,622.20, 94,826.60 and 67,622.20 is: 94,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,622.20 : 94,826.60 = 67,622.20 : x
  2. Step 2: Convert to fraction form
    67,622.20/94,826.60 = 67,622.20/x
  3. Step 3: Cross multiply
    67,622.20x = 94,826.60 × 67,622.20
  4. Step 4: Simplify right side
    67,622.20x = 6,412,383,310.52
  5. Step 5: Solve for x
    x = 6,412,383,310.52/67,622.20
  6. Step 6: Final answer
    x = 94,826.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.