Home / 149,682.60-224,363.22-74,654.54

Finding the Fourth Proportional to 149,682.60, 224,363.22 and 74,654.54

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Solution

The fourth proportional to 149,682.60, 224,363.22 and 74,654.54 is: 111,901.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,682.60 : 224,363.22 = 74,654.54 : x
  2. Step 2: Convert to fraction form
    149,682.60/224,363.22 = 74,654.54/x
  3. Step 3: Cross multiply
    149,682.60x = 224,363.22 × 74,654.54
  4. Step 4: Simplify right side
    149,682.60x = 16,749,732,982.02
  5. Step 5: Solve for x
    x = 16,749,732,982.02/149,682.60
  6. Step 6: Final answer
    x = 111,901.67

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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.