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Finding the Fourth Proportional to 69,012.04, 95,236.05 and 38,797.49

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Solution

The fourth proportional to 69,012.04, 95,236.05 and 38,797.49 is: 53,540.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,012.04 : 95,236.05 = 38,797.49 : x
  2. Step 2: Convert to fraction form
    69,012.04/95,236.05 = 38,797.49/x
  3. Step 3: Cross multiply
    69,012.04x = 95,236.05 × 38,797.49
  4. Step 4: Simplify right side
    69,012.04x = 3,694,919,969.51
  5. Step 5: Solve for x
    x = 3,694,919,969.51/69,012.04
  6. Step 6: Final answer
    x = 53,540.22

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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.