Home / 230,093.30-345,189.23-130,300.66

Finding the Fourth Proportional to 230,093.30, 345,189.23 and 130,300.66

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Solution

The fourth proportional to 230,093.30, 345,189.23 and 130,300.66 is: 195,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,093.30 : 345,189.23 = 130,300.66 : x
  2. Step 2: Convert to fraction form
    230,093.30/345,189.23 = 130,300.66/x
  3. Step 3: Cross multiply
    230,093.30x = 345,189.23 × 130,300.66
  4. Step 4: Simplify right side
    230,093.30x = 44,978,384,493.89
  5. Step 5: Solve for x
    x = 44,978,384,493.89/230,093.30
  6. Step 6: Final answer
    x = 195,478.90

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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.