Home / 209,144.22-313,459.35-96,672.27

Finding the Fourth Proportional to 209,144.22, 313,459.35 and 96,672.27

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Solution

The fourth proportional to 209,144.22, 313,459.35 and 96,672.27 is: 144,889.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,144.22 : 313,459.35 = 96,672.27 : x
  2. Step 2: Convert to fraction form
    209,144.22/313,459.35 = 96,672.27/x
  3. Step 3: Cross multiply
    209,144.22x = 313,459.35 × 96,672.27
  4. Step 4: Simplify right side
    209,144.22x = 30,302,826,917.22
  5. Step 5: Solve for x
    x = 30,302,826,917.22/209,144.22
  6. Step 6: Final answer
    x = 144,889.62

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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.