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Finding the Fourth Proportional to 69,954.10, 104,843.30 and 29,926.06

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Solution

The fourth proportional to 69,954.10, 104,843.30 and 29,926.06 is: 44,851.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,954.10 : 104,843.30 = 29,926.06 : x
  2. Step 2: Convert to fraction form
    69,954.10/104,843.30 = 29,926.06/x
  3. Step 3: Cross multiply
    69,954.10x = 104,843.30 × 29,926.06
  4. Step 4: Simplify right side
    69,954.10x = 3,137,546,474.66
  5. Step 5: Solve for x
    x = 3,137,546,474.66/69,954.10
  6. Step 6: Final answer
    x = 44,851.50

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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.