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Finding the Fourth Proportional to 274,058.44, 411,125.59 and 84,533.70

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Solution

The fourth proportional to 274,058.44, 411,125.59 and 84,533.70 is: 126,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,058.44 : 411,125.59 = 84,533.70 : x
  2. Step 2: Convert to fraction form
    274,058.44/411,125.59 = 84,533.70/x
  3. Step 3: Cross multiply
    274,058.44x = 411,125.59 × 84,533.70
  4. Step 4: Simplify right side
    274,058.44x = 34,753,967,421.85
  5. Step 5: Solve for x
    x = 34,753,967,421.85/274,058.44
  6. Step 6: Final answer
    x = 126,812.25

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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.