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Finding the Fourth Proportional to 69,959.17, 104,953.69 and 22,576.96

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Solution

The fourth proportional to 69,959.17, 104,953.69 and 22,576.96 is: 33,870.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,959.17 : 104,953.69 = 22,576.96 : x
  2. Step 2: Convert to fraction form
    69,959.17/104,953.69 = 22,576.96/x
  3. Step 3: Cross multiply
    69,959.17x = 104,953.69 × 22,576.96
  4. Step 4: Simplify right side
    69,959.17x = 2,369,534,736.21
  5. Step 5: Solve for x
    x = 2,369,534,736.21/69,959.17
  6. Step 6: Final answer
    x = 33,870.25

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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.