Home / 271,616.04-407,427.93-82,077.98

Finding the Fourth Proportional to 271,616.04, 407,427.93 and 82,077.98

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Solution

The fourth proportional to 271,616.04, 407,427.93 and 82,077.98 is: 123,118.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,616.04 : 407,427.93 = 82,077.98 : x
  2. Step 2: Convert to fraction form
    271,616.04/407,427.93 = 82,077.98/x
  3. Step 3: Cross multiply
    271,616.04x = 407,427.93 × 82,077.98
  4. Step 4: Simplify right side
    271,616.04x = 33,440,859,452.84
  5. Step 5: Solve for x
    x = 33,440,859,452.84/271,616.04
  6. Step 6: Final answer
    x = 123,118.13

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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.