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Finding the Fourth Proportional to 69,506.91, 104,272.72 and 25,195.56

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Solution

The fourth proportional to 69,506.91, 104,272.72 and 25,195.56 is: 37,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,506.91 : 104,272.72 = 25,195.56 : x
  2. Step 2: Convert to fraction form
    69,506.91/104,272.72 = 25,195.56/x
  3. Step 3: Cross multiply
    69,506.91x = 104,272.72 × 25,195.56
  4. Step 4: Simplify right side
    69,506.91x = 2,627,209,119.11
  5. Step 5: Solve for x
    x = 2,627,209,119.11/69,506.91
  6. Step 6: Final answer
    x = 37,797.81

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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.