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Finding the Fourth Proportional to 274,071.69, 411,112.08 and 96,580.85

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Solution

The fourth proportional to 274,071.69, 411,112.08 and 96,580.85 is: 144,872.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,071.69 : 411,112.08 = 96,580.85 : x
  2. Step 2: Convert to fraction form
    274,071.69/411,112.08 = 96,580.85/x
  3. Step 3: Cross multiply
    274,071.69x = 411,112.08 × 96,580.85
  4. Step 4: Simplify right side
    274,071.69x = 39,705,552,076.11
  5. Step 5: Solve for x
    x = 39,705,552,076.11/274,071.69
  6. Step 6: Final answer
    x = 144,872.87

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1.5x scale

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.