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Finding the Fourth Proportional to 181,466.72, 272,255.36 and 92,782.48

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Solution

The fourth proportional to 181,466.72, 272,255.36 and 92,782.48 is: 139,201.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,466.72 : 272,255.36 = 92,782.48 : x
  2. Step 2: Convert to fraction form
    181,466.72/272,255.36 = 92,782.48/x
  3. Step 3: Cross multiply
    181,466.72x = 272,255.36 × 92,782.48
  4. Step 4: Simplify right side
    181,466.72x = 25,260,527,494.09
  5. Step 5: Solve for x
    x = 25,260,527,494.09/181,466.72
  6. Step 6: Final answer
    x = 139,201.98

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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.