Home / 271,947.30-407,114.55-202,136.10

Finding the Fourth Proportional to 271,947.30, 407,114.55 and 202,136.10

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Solution

The fourth proportional to 271,947.30, 407,114.55 and 202,136.10 is: 302,604.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,947.30 : 407,114.55 = 202,136.10 : x
  2. Step 2: Convert to fraction form
    271,947.30/407,114.55 = 202,136.10/x
  3. Step 3: Cross multiply
    271,947.30x = 407,114.55 × 202,136.10
  4. Step 4: Simplify right side
    271,947.30x = 82,292,547,390.26
  5. Step 5: Solve for x
    x = 82,292,547,390.26/271,947.30
  6. Step 6: Final answer
    x = 302,604.76

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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.