Home / 156,076.44-234,167.21-49,477.80

Finding the Fourth Proportional to 156,076.44, 234,167.21 and 49,477.80

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Solution

The fourth proportional to 156,076.44, 234,167.21 and 49,477.80 is: 74,233.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,076.44 : 234,167.21 = 49,477.80 : x
  2. Step 2: Convert to fraction form
    156,076.44/234,167.21 = 49,477.80/x
  3. Step 3: Cross multiply
    156,076.44x = 234,167.21 × 49,477.80
  4. Step 4: Simplify right side
    156,076.44x = 11,586,078,135.55
  5. Step 5: Solve for x
    x = 11,586,078,135.55/156,076.44
  6. Step 6: Final answer
    x = 74,233.36

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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.