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Finding the Fourth Proportional to 241,172, 332,817.36 and 133,758.48

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Solution

The fourth proportional to 241,172, 332,817.36 and 133,758.48 is: 184,586.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,172 : 332,817.36 = 133,758.48 : x
  2. Step 2: Convert to fraction form
    241,172/332,817.36 = 133,758.48/x
  3. Step 3: Cross multiply
    241,172x = 332,817.36 × 133,758.48
  4. Step 4: Simplify right side
    241,172x = 44,517,144,191.21
  5. Step 5: Solve for x
    x = 44,517,144,191.21/241,172
  6. Step 6: Final answer
    x = 184,586.70

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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.