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Finding the Fourth Proportional to 149,808.60, 224,745.30 and 49,951.80

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Solution

The fourth proportional to 149,808.60, 224,745.30 and 49,951.80 is: 74,938.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,808.60 : 224,745.30 = 49,951.80 : x
  2. Step 2: Convert to fraction form
    149,808.60/224,745.30 = 49,951.80/x
  3. Step 3: Cross multiply
    149,808.60x = 224,745.30 × 49,951.80
  4. Step 4: Simplify right side
    149,808.60x = 11,226,432,276.54
  5. Step 5: Solve for x
    x = 11,226,432,276.54/149,808.60
  6. Step 6: Final answer
    x = 74,938.50

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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.