Home / 167,895.99-231,745.32-134,139.51

Finding the Fourth Proportional to 167,895.99, 231,745.32 and 134,139.51

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Solution

The fourth proportional to 167,895.99, 231,745.32 and 134,139.51 is: 185,151.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,895.99 : 231,745.32 = 134,139.51 : x
  2. Step 2: Convert to fraction form
    167,895.99/231,745.32 = 134,139.51/x
  3. Step 3: Cross multiply
    167,895.99x = 231,745.32 × 134,139.51
  4. Step 4: Simplify right side
    167,895.99x = 31,086,203,669.59
  5. Step 5: Solve for x
    x = 31,086,203,669.59/167,895.99
  6. Step 6: Final answer
    x = 185,151.56

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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.