Home / 84,622.14-126,912.35-34,716.42

Finding the Fourth Proportional to 84,622.14, 126,912.35 and 34,716.42

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Solution

The fourth proportional to 84,622.14, 126,912.35 and 34,716.42 is: 52,066.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,622.14 : 126,912.35 = 34,716.42 : x
  2. Step 2: Convert to fraction form
    84,622.14/126,912.35 = 34,716.42/x
  3. Step 3: Cross multiply
    84,622.14x = 126,912.35 × 34,716.42
  4. Step 4: Simplify right side
    84,622.14x = 4,405,942,532.58
  5. Step 5: Solve for x
    x = 4,405,942,532.58/84,622.14
  6. Step 6: Final answer
    x = 52,066.07

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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.