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Finding the Fourth Proportional to 195,661.58, 270,055.22 and 119,205.68

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Solution

The fourth proportional to 195,661.58, 270,055.22 and 119,205.68 is: 164,529.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,661.58 : 270,055.22 = 119,205.68 : x
  2. Step 2: Convert to fraction form
    195,661.58/270,055.22 = 119,205.68/x
  3. Step 3: Cross multiply
    195,661.58x = 270,055.22 × 119,205.68
  4. Step 4: Simplify right side
    195,661.58x = 32,192,114,191.35
  5. Step 5: Solve for x
    x = 32,192,114,191.35/195,661.58
  6. Step 6: Final answer
    x = 164,529.57

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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.