Home / 121,025.64-181,544.38-46,131.83

Finding the Fourth Proportional to 121,025.64, 181,544.38 and 46,131.83

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Solution

The fourth proportional to 121,025.64, 181,544.38 and 46,131.83 is: 69,199.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,025.64 : 181,544.38 = 46,131.83 : x
  2. Step 2: Convert to fraction form
    121,025.64/181,544.38 = 46,131.83/x
  3. Step 3: Cross multiply
    121,025.64x = 181,544.38 × 46,131.83
  4. Step 4: Simplify right side
    121,025.64x = 8,374,973,452.56
  5. Step 5: Solve for x
    x = 8,374,973,452.56/121,025.64
  6. Step 6: Final answer
    x = 69,199.99

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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.