Home / 75,735.36-113,603.04-23,144.40

Finding the Fourth Proportional to 75,735.36, 113,603.04 and 23,144.40

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Solution

The fourth proportional to 75,735.36, 113,603.04 and 23,144.40 is: 34,716.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,735.36 : 113,603.04 = 23,144.40 : x
  2. Step 2: Convert to fraction form
    75,735.36/113,603.04 = 23,144.40/x
  3. Step 3: Cross multiply
    75,735.36x = 113,603.04 × 23,144.40
  4. Step 4: Simplify right side
    75,735.36x = 2,629,274,198.98
  5. Step 5: Solve for x
    x = 2,629,274,198.98/75,735.36
  6. Step 6: Final answer
    x = 34,716.60

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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.