Home / 129,550.16-194,351.16-46,450.64

Finding the Fourth Proportional to 129,550.16, 194,351.16 and 46,450.64

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Solution

The fourth proportional to 129,550.16, 194,351.16 and 46,450.64 is: 69,685.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,550.16 : 194,351.16 = 46,450.64 : x
  2. Step 2: Convert to fraction form
    129,550.16/194,351.16 = 46,450.64/x
  3. Step 3: Cross multiply
    129,550.16x = 194,351.16 × 46,450.64
  4. Step 4: Simplify right side
    129,550.16x = 9,027,735,766.74
  5. Step 5: Solve for x
    x = 9,027,735,766.74/129,550.16
  6. Step 6: Final answer
    x = 69,685.25

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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.