Home / 262,941.13-394,589.16-102,997.22

Finding the Fourth Proportional to 262,941.13, 394,589.16 and 102,997.22

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Solution

The fourth proportional to 262,941.13, 394,589.16 and 102,997.22 is: 154,565.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,941.13 : 394,589.16 = 102,997.22 : x
  2. Step 2: Convert to fraction form
    262,941.13/394,589.16 = 102,997.22/x
  3. Step 3: Cross multiply
    262,941.13x = 394,589.16 × 102,997.22
  4. Step 4: Simplify right side
    262,941.13x = 40,641,586,522.14
  5. Step 5: Solve for x
    x = 40,641,586,522.14/262,941.13
  6. Step 6: Final answer
    x = 154,565.35

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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.