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Finding the Fourth Proportional to 112,797.39, 169,233.78 and 36,899.39

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Solution

The fourth proportional to 112,797.39, 169,233.78 and 36,899.39 is: 55,361.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,797.39 : 169,233.78 = 36,899.39 : x
  2. Step 2: Convert to fraction form
    112,797.39/169,233.78 = 36,899.39/x
  3. Step 3: Cross multiply
    112,797.39x = 169,233.78 × 36,899.39
  4. Step 4: Simplify right side
    112,797.39x = 6,244,622,403.23
  5. Step 5: Solve for x
    x = 6,244,622,403.23/112,797.39
  6. Step 6: Final answer
    x = 55,361.41

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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.