Home / 271,834.84-407,763.06-84,846.34

Finding the Fourth Proportional to 271,834.84, 407,763.06 and 84,846.34

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Solution

The fourth proportional to 271,834.84, 407,763.06 and 84,846.34 is: 127,272.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,834.84 : 407,763.06 = 84,846.34 : x
  2. Step 2: Convert to fraction form
    271,834.84/407,763.06 = 84,846.34/x
  3. Step 3: Cross multiply
    271,834.84x = 407,763.06 × 84,846.34
  4. Step 4: Simplify right side
    271,834.84x = 34,597,203,228.20
  5. Step 5: Solve for x
    x = 34,597,203,228.20/271,834.84
  6. Step 6: Final answer
    x = 127,272.88

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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.