Home / 196,774.68-295,104.30-90,098.28

Finding the Fourth Proportional to 196,774.68, 295,104.30 and 90,098.28

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Solution

The fourth proportional to 196,774.68, 295,104.30 and 90,098.28 is: 135,120.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,774.68 : 295,104.30 = 90,098.28 : x
  2. Step 2: Convert to fraction form
    196,774.68/295,104.30 = 90,098.28/x
  3. Step 3: Cross multiply
    196,774.68x = 295,104.30 × 90,098.28
  4. Step 4: Simplify right side
    196,774.68x = 26,588,389,850.60
  5. Step 5: Solve for x
    x = 26,588,389,850.60/196,774.68
  6. Step 6: Final answer
    x = 135,120.99

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1.5x scale

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.