Home / 208,398.22-312,598.10-50,626.67

Finding the Fourth Proportional to 208,398.22, 312,598.10 and 50,626.67

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Solution

The fourth proportional to 208,398.22, 312,598.10 and 50,626.67 is: 75,940.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,398.22 : 312,598.10 = 50,626.67 : x
  2. Step 2: Convert to fraction form
    208,398.22/312,598.10 = 50,626.67/x
  3. Step 3: Cross multiply
    208,398.22x = 312,598.10 × 50,626.67
  4. Step 4: Simplify right side
    208,398.22x = 15,825,800,851.33
  5. Step 5: Solve for x
    x = 15,825,800,851.33/208,398.22
  6. Step 6: Final answer
    x = 75,940.19

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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.