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Finding the Fourth Proportional to 240,041, 331,256.58 and 134,057

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Solution

The fourth proportional to 240,041, 331,256.58 and 134,057 is: 184,998.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,041 : 331,256.58 = 134,057 : x
  2. Step 2: Convert to fraction form
    240,041/331,256.58 = 134,057/x
  3. Step 3: Cross multiply
    240,041x = 331,256.58 × 134,057
  4. Step 4: Simplify right side
    240,041x = 44,407,263,345.06
  5. Step 5: Solve for x
    x = 44,407,263,345.06/240,041
  6. Step 6: Final answer
    x = 184,998.66

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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.