Home / 134,163.99-185,150.75-73,736.78

Finding the Fourth Proportional to 134,163.99, 185,150.75 and 73,736.78

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Solution

The fourth proportional to 134,163.99, 185,150.75 and 73,736.78 is: 101,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,163.99 : 185,150.75 = 73,736.78 : x
  2. Step 2: Convert to fraction form
    134,163.99/185,150.75 = 73,736.78/x
  3. Step 3: Cross multiply
    134,163.99x = 185,150.75 × 73,736.78
  4. Step 4: Simplify right side
    134,163.99x = 13,652,418,825.15
  5. Step 5: Solve for x
    x = 13,652,418,825.15/134,163.99
  6. Step 6: Final answer
    x = 101,759.19

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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.