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Finding the Fourth Proportional to 68,074.80, 102,127.97 and 23,093.77

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Solution

The fourth proportional to 68,074.80, 102,127.97 and 23,093.77 is: 34,646.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,074.80 : 102,127.97 = 23,093.77 : x
  2. Step 2: Convert to fraction form
    68,074.80/102,127.97 = 23,093.77/x
  3. Step 3: Cross multiply
    68,074.80x = 102,127.97 × 23,093.77
  4. Step 4: Simplify right side
    68,074.80x = 2,358,519,652.16
  5. Step 5: Solve for x
    x = 2,358,519,652.16/68,074.80
  6. Step 6: Final answer
    x = 34,646.00

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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.