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Finding the Fourth Proportional to 68,104.40, 101,962.20 and 68,104.40

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Solution

The fourth proportional to 68,104.40, 101,962.20 and 68,104.40 is: 101,962.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,104.40 : 101,962.20 = 68,104.40 : x
  2. Step 2: Convert to fraction form
    68,104.40/101,962.20 = 68,104.40/x
  3. Step 3: Cross multiply
    68,104.40x = 101,962.20 × 68,104.40
  4. Step 4: Simplify right side
    68,104.40x = 6,944,074,453.68
  5. Step 5: Solve for x
    x = 6,944,074,453.68/68,104.40
  6. Step 6: Final answer
    x = 101,962.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.