Home / 121,028.14-181,548.13-46,134.33

Finding the Fourth Proportional to 121,028.14, 181,548.13 and 46,134.33

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Solution

The fourth proportional to 121,028.14, 181,548.13 and 46,134.33 is: 69,203.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,028.14 : 181,548.13 = 46,134.33 : x
  2. Step 2: Convert to fraction form
    121,028.14/181,548.13 = 46,134.33/x
  3. Step 3: Cross multiply
    121,028.14x = 181,548.13 × 46,134.33
  4. Step 4: Simplify right side
    121,028.14x = 8,375,601,340.30
  5. Step 5: Solve for x
    x = 8,375,601,340.30/121,028.14
  6. Step 6: Final answer
    x = 69,203.75

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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.