Home / 262,940.13-394,587.66-102,996.22

Finding the Fourth Proportional to 262,940.13, 394,587.66 and 102,996.22

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Solution

The fourth proportional to 262,940.13, 394,587.66 and 102,996.22 is: 154,563.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,940.13 : 394,587.66 = 102,996.22 : x
  2. Step 2: Convert to fraction form
    262,940.13/394,587.66 = 102,996.22/x
  3. Step 3: Cross multiply
    262,940.13x = 394,587.66 × 102,996.22
  4. Step 4: Simplify right side
    262,940.13x = 40,641,037,438.65
  5. Step 5: Solve for x
    x = 40,641,037,438.65/262,940.13
  6. Step 6: Final answer
    x = 154,563.84

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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.