Home / 271,189.23-406,534.75-144,916.64

Finding the Fourth Proportional to 271,189.23, 406,534.75 and 144,916.64

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Solution

The fourth proportional to 271,189.23, 406,534.75 and 144,916.64 is: 217,241.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,189.23 : 406,534.75 = 144,916.64 : x
  2. Step 2: Convert to fraction form
    271,189.23/406,534.75 = 144,916.64/x
  3. Step 3: Cross multiply
    271,189.23x = 406,534.75 × 144,916.64
  4. Step 4: Simplify right side
    271,189.23x = 58,913,651,429.54
  5. Step 5: Solve for x
    x = 58,913,651,429.54/271,189.23
  6. Step 6: Final answer
    x = 217,241.85

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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.