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Finding the Fourth Proportional to 119,653.66, 179,438.49 and 35,391.34

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Solution

The fourth proportional to 119,653.66, 179,438.49 and 35,391.34 is: 53,074.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,653.66 : 179,438.49 = 35,391.34 : x
  2. Step 2: Convert to fraction form
    119,653.66/179,438.49 = 35,391.34/x
  3. Step 3: Cross multiply
    119,653.66x = 179,438.49 × 35,391.34
  4. Step 4: Simplify right side
    119,653.66x = 6,350,568,608.68
  5. Step 5: Solve for x
    x = 6,350,568,608.68/119,653.66
  6. Step 6: Final answer
    x = 53,074.59

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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.