Home / 250,132.01-345,179.55-135,408.08

Finding the Fourth Proportional to 250,132.01, 345,179.55 and 135,408.08

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Solution

The fourth proportional to 250,132.01, 345,179.55 and 135,408.08 is: 186,861.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,132.01 : 345,179.55 = 135,408.08 : x
  2. Step 2: Convert to fraction form
    250,132.01/345,179.55 = 135,408.08/x
  3. Step 3: Cross multiply
    250,132.01x = 345,179.55 × 135,408.08
  4. Step 4: Simplify right side
    250,132.01x = 46,740,100,120.76
  5. Step 5: Solve for x
    x = 46,740,100,120.76/250,132.01
  6. Step 6: Final answer
    x = 186,861.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.