Home / 141,286.14-195,147.36-105,634.26

Finding the Fourth Proportional to 141,286.14, 195,147.36 and 105,634.26

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Solution

The fourth proportional to 141,286.14, 195,147.36 and 105,634.26 is: 145,904.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,286.14 : 195,147.36 = 105,634.26 : x
  2. Step 2: Convert to fraction form
    141,286.14/195,147.36 = 105,634.26/x
  3. Step 3: Cross multiply
    141,286.14x = 195,147.36 × 105,634.26
  4. Step 4: Simplify right side
    141,286.14x = 20,614,246,964.55
  5. Step 5: Solve for x
    x = 20,614,246,964.55/141,286.14
  6. Step 6: Final answer
    x = 145,904.24

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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.