Home / 271,811.10-407,716.52-84,822.60

Finding the Fourth Proportional to 271,811.10, 407,716.52 and 84,822.60

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Solution

The fourth proportional to 271,811.10, 407,716.52 and 84,822.60 is: 127,233.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,811.10 : 407,716.52 = 84,822.60 : x
  2. Step 2: Convert to fraction form
    271,811.10/407,716.52 = 84,822.60/x
  3. Step 3: Cross multiply
    271,811.10x = 407,716.52 × 84,822.60
  4. Step 4: Simplify right side
    271,811.10x = 34,583,574,865.24
  5. Step 5: Solve for x
    x = 34,583,574,865.24/271,811.10
  6. Step 6: Final answer
    x = 127,233.86

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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.