Home / 121,268.44-181,858.32-46,351.54

Finding the Fourth Proportional to 121,268.44, 181,858.32 and 46,351.54

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Solution

The fourth proportional to 121,268.44, 181,858.32 and 46,351.54 is: 69,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,268.44 : 181,858.32 = 46,351.54 : x
  2. Step 2: Convert to fraction form
    121,268.44/181,858.32 = 46,351.54/x
  3. Step 3: Cross multiply
    121,268.44x = 181,858.32 × 46,351.54
  4. Step 4: Simplify right side
    121,268.44x = 8,429,413,193.81
  5. Step 5: Solve for x
    x = 8,429,413,193.81/121,268.44
  6. Step 6: Final answer
    x = 69,510.36

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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.