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Finding the Fourth Proportional to 69,735.52, 104,982.72 and 63,535.36

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Solution

The fourth proportional to 69,735.52, 104,982.72 and 63,535.36 is: 95,648.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,735.52 : 104,982.72 = 63,535.36 : x
  2. Step 2: Convert to fraction form
    69,735.52/104,982.72 = 63,535.36/x
  3. Step 3: Cross multiply
    69,735.52x = 104,982.72 × 63,535.36
  4. Step 4: Simplify right side
    69,735.52x = 6,670,114,908.98
  5. Step 5: Solve for x
    x = 6,670,114,908.98/69,735.52
  6. Step 6: Final answer
    x = 95,648.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.