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Finding the Fourth Proportional to 68,147.84, 94,044.01 and 37,932.51

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Solution

The fourth proportional to 68,147.84, 94,044.01 and 37,932.51 is: 52,346.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,147.84 : 94,044.01 = 37,932.51 : x
  2. Step 2: Convert to fraction form
    68,147.84/94,044.01 = 37,932.51/x
  3. Step 3: Cross multiply
    68,147.84x = 94,044.01 × 37,932.51
  4. Step 4: Simplify right side
    68,147.84x = 3,567,325,160.10
  5. Step 5: Solve for x
    x = 3,567,325,160.10/68,147.84
  6. Step 6: Final answer
    x = 52,346.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.