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Finding the Fourth Proportional to 241,156, 332,795.28 and 135,172

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Solution

The fourth proportional to 241,156, 332,795.28 and 135,172 is: 186,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,156 : 332,795.28 = 135,172 : x
  2. Step 2: Convert to fraction form
    241,156/332,795.28 = 135,172/x
  3. Step 3: Cross multiply
    241,156x = 332,795.28 × 135,172
  4. Step 4: Simplify right side
    241,156x = 44,984,603,588.16
  5. Step 5: Solve for x
    x = 44,984,603,588.16/241,156
  6. Step 6: Final answer
    x = 186,537.36

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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.