Home / 275,255.08-412,783.44-95,291.62

Finding the Fourth Proportional to 275,255.08, 412,783.44 and 95,291.62

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Solution

The fourth proportional to 275,255.08, 412,783.44 and 95,291.62 is: 142,903.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,255.08 : 412,783.44 = 95,291.62 : x
  2. Step 2: Convert to fraction form
    275,255.08/412,783.44 = 95,291.62/x
  3. Step 3: Cross multiply
    275,255.08x = 412,783.44 × 95,291.62
  4. Step 4: Simplify right side
    275,255.08x = 39,334,802,706.77
  5. Step 5: Solve for x
    x = 39,334,802,706.77/275,255.08
  6. Step 6: Final answer
    x = 142,903.09

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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.