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Finding the Fourth Proportional to 68,311.14, 94,264.92 and 37,682.39

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Solution

The fourth proportional to 68,311.14, 94,264.92 and 37,682.39 is: 51,999.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,311.14 : 94,264.92 = 37,682.39 : x
  2. Step 2: Convert to fraction form
    68,311.14/94,264.92 = 37,682.39/x
  3. Step 3: Cross multiply
    68,311.14x = 94,264.92 × 37,682.39
  4. Step 4: Simplify right side
    68,311.14x = 3,552,127,555.28
  5. Step 5: Solve for x
    x = 3,552,127,555.28/68,311.14
  6. Step 6: Final answer
    x = 51,999.24

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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.