Home / 133,049.40-199,865.70-98,212.92

Finding the Fourth Proportional to 133,049.40, 199,865.70 and 98,212.92

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Solution

The fourth proportional to 133,049.40, 199,865.70 and 98,212.92 is: 147,534.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,049.40 : 199,865.70 = 98,212.92 : x
  2. Step 2: Convert to fraction form
    133,049.40/199,865.70 = 98,212.92/x
  3. Step 3: Cross multiply
    133,049.40x = 199,865.70 × 98,212.92
  4. Step 4: Simplify right side
    133,049.40x = 19,629,394,004.84
  5. Step 5: Solve for x
    x = 19,629,394,004.84/133,049.40
  6. Step 6: Final answer
    x = 147,534.63

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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.