Home / 69,759.36-104,640.12-36,544.32

Finding the Fourth Proportional to 69,759.36, 104,640.12 and 36,544.32

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Solution

The fourth proportional to 69,759.36, 104,640.12 and 36,544.32 is: 54,817.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,759.36 : 104,640.12 = 36,544.32 : x
  2. Step 2: Convert to fraction form
    69,759.36/104,640.12 = 36,544.32/x
  3. Step 3: Cross multiply
    69,759.36x = 104,640.12 × 36,544.32
  4. Step 4: Simplify right side
    69,759.36x = 3,824,002,030.12
  5. Step 5: Solve for x
    x = 3,824,002,030.12/69,759.36
  6. Step 6: Final answer
    x = 54,817.05

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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.