Home / 104,361.24-143,819.64-102,441.81

Finding the Fourth Proportional to 104,361.24, 143,819.64 and 102,441.81

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Solution

The fourth proportional to 104,361.24, 143,819.64 and 102,441.81 is: 141,174.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,361.24 : 143,819.64 = 102,441.81 : x
  2. Step 2: Convert to fraction form
    104,361.24/143,819.64 = 102,441.81/x
  3. Step 3: Cross multiply
    104,361.24x = 143,819.64 × 102,441.81
  4. Step 4: Simplify right side
    104,361.24x = 14,733,144,235.15
  5. Step 5: Solve for x
    x = 14,733,144,235.15/104,361.24
  6. Step 6: Final answer
    x = 141,174.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.