Home / 140,504.94-193,896.68-75,974.03

Finding the Fourth Proportional to 140,504.94, 193,896.68 and 75,974.03

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Solution

The fourth proportional to 140,504.94, 193,896.68 and 75,974.03 is: 104,844.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,504.94 : 193,896.68 = 75,974.03 : x
  2. Step 2: Convert to fraction form
    140,504.94/193,896.68 = 75,974.03/x
  3. Step 3: Cross multiply
    140,504.94x = 193,896.68 × 75,974.03
  4. Step 4: Simplify right side
    140,504.94x = 14,731,111,899.85
  5. Step 5: Solve for x
    x = 14,731,111,899.85/140,504.94
  6. Step 6: Final answer
    x = 104,844.08

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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.