Home / 301,110.00-451,388.39-130,224.83

Finding the Fourth Proportional to 301,110.00, 451,388.39 and 130,224.83

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Solution

The fourth proportional to 301,110.00, 451,388.39 and 130,224.83 is: 195,217.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,110.00 : 451,388.39 = 130,224.83 : x
  2. Step 2: Convert to fraction form
    301,110.00/451,388.39 = 130,224.83/x
  3. Step 3: Cross multiply
    301,110.00x = 451,388.39 × 130,224.83
  4. Step 4: Simplify right side
    301,110.00x = 58,781,977,987.85
  5. Step 5: Solve for x
    x = 58,781,977,987.85/301,110.00
  6. Step 6: Final answer
    x = 195,217.62

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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.