Home / 178,455.37-267,682.38-43,517.89

Finding the Fourth Proportional to 178,455.37, 267,682.38 and 43,517.89

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Solution

The fourth proportional to 178,455.37, 267,682.38 and 43,517.89 is: 65,276.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,455.37 : 267,682.38 = 43,517.89 : x
  2. Step 2: Convert to fraction form
    178,455.37/267,682.38 = 43,517.89/x
  3. Step 3: Cross multiply
    178,455.37x = 267,682.38 × 43,517.89
  4. Step 4: Simplify right side
    178,455.37x = 11,648,972,367.78
  5. Step 5: Solve for x
    x = 11,648,972,367.78/178,455.37
  6. Step 6: Final answer
    x = 65,276.67

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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.