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Finding the Fourth Proportional to 246,751.29, 370,170.66 and 111,809.90

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Solution

The fourth proportional to 246,751.29, 370,170.66 and 111,809.90 is: 167,734.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,751.29 : 370,170.66 = 111,809.90 : x
  2. Step 2: Convert to fraction form
    246,751.29/370,170.66 = 111,809.90/x
  3. Step 3: Cross multiply
    246,751.29x = 370,170.66 × 111,809.90
  4. Step 4: Simplify right side
    246,751.29x = 41,388,745,782.57
  5. Step 5: Solve for x
    x = 41,388,745,782.57/246,751.29
  6. Step 6: Final answer
    x = 167,734.67

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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.