Home / 271,180.85-406,725.02-71,503.19

Finding the Fourth Proportional to 271,180.85, 406,725.02 and 71,503.19

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Solution

The fourth proportional to 271,180.85, 406,725.02 and 71,503.19 is: 107,242.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,180.85 : 406,725.02 = 71,503.19 : x
  2. Step 2: Convert to fraction form
    271,180.85/406,725.02 = 71,503.19/x
  3. Step 3: Cross multiply
    271,180.85x = 406,725.02 × 71,503.19
  4. Step 4: Simplify right side
    271,180.85x = 29,082,133,991.67
  5. Step 5: Solve for x
    x = 29,082,133,991.67/271,180.85
  6. Step 6: Final answer
    x = 107,242.58

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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.