Home / 109,576.20-164,234.70-56,958.60

Finding the Fourth Proportional to 109,576.20, 164,234.70 and 56,958.60

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Solution

The fourth proportional to 109,576.20, 164,234.70 and 56,958.60 is: 85,370.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,576.20 : 164,234.70 = 56,958.60 : x
  2. Step 2: Convert to fraction form
    109,576.20/164,234.70 = 56,958.60/x
  3. Step 3: Cross multiply
    109,576.20x = 164,234.70 × 56,958.60
  4. Step 4: Simplify right side
    109,576.20x = 9,354,578,583.42
  5. Step 5: Solve for x
    x = 9,354,578,583.42/109,576.20
  6. Step 6: Final answer
    x = 85,370.53

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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.