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Finding the Fourth Proportional to 274,765.72, 412,176.56 and 94,827.74

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Solution

The fourth proportional to 274,765.72, 412,176.56 and 94,827.74 is: 142,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,765.72 : 412,176.56 = 94,827.74 : x
  2. Step 2: Convert to fraction form
    274,765.72/412,176.56 = 94,827.74/x
  3. Step 3: Cross multiply
    274,765.72x = 412,176.56 × 94,827.74
  4. Step 4: Simplify right side
    274,765.72x = 39,085,771,665.77
  5. Step 5: Solve for x
    x = 39,085,771,665.77/274,765.72
  6. Step 6: Final answer
    x = 142,251.27

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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.