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Finding the Fourth Proportional to 68,146.01, 102,169.12 and 32,110.19

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Solution

The fourth proportional to 68,146.01, 102,169.12 and 32,110.19 is: 48,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,146.01 : 102,169.12 = 32,110.19 : x
  2. Step 2: Convert to fraction form
    68,146.01/102,169.12 = 32,110.19/x
  3. Step 3: Cross multiply
    68,146.01x = 102,169.12 × 32,110.19
  4. Step 4: Simplify right side
    68,146.01x = 3,280,669,855.33
  5. Step 5: Solve for x
    x = 3,280,669,855.33/68,146.01
  6. Step 6: Final answer
    x = 48,141.77

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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.