Home / 271,334.39-407,081.16-121,541.36

Finding the Fourth Proportional to 271,334.39, 407,081.16 and 121,541.36

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Solution

The fourth proportional to 271,334.39, 407,081.16 and 121,541.36 is: 182,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,334.39 : 407,081.16 = 121,541.36 : x
  2. Step 2: Convert to fraction form
    271,334.39/407,081.16 = 121,541.36/x
  3. Step 3: Cross multiply
    271,334.39x = 407,081.16 × 121,541.36
  4. Step 4: Simplify right side
    271,334.39x = 49,477,195,781.37
  5. Step 5: Solve for x
    x = 49,477,195,781.37/271,334.39
  6. Step 6: Final answer
    x = 182,347.68

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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.