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Finding the Fourth Proportional to 68,115.60, 102,173.40 and 23,727.60

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Solution

The fourth proportional to 68,115.60, 102,173.40 and 23,727.60 is: 35,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,115.60 : 102,173.40 = 23,727.60 : x
  2. Step 2: Convert to fraction form
    68,115.60/102,173.40 = 23,727.60/x
  3. Step 3: Cross multiply
    68,115.60x = 102,173.40 × 23,727.60
  4. Step 4: Simplify right side
    68,115.60x = 2,424,329,565.84
  5. Step 5: Solve for x
    x = 2,424,329,565.84/68,115.60
  6. Step 6: Final answer
    x = 35,591.40

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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.