Home / 109,715.22-164,572.83-26,608.50

Finding the Fourth Proportional to 109,715.22, 164,572.83 and 26,608.50

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Solution

The fourth proportional to 109,715.22, 164,572.83 and 26,608.50 is: 39,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,715.22 : 164,572.83 = 26,608.50 : x
  2. Step 2: Convert to fraction form
    109,715.22/164,572.83 = 26,608.50/x
  3. Step 3: Cross multiply
    109,715.22x = 164,572.83 × 26,608.50
  4. Step 4: Simplify right side
    109,715.22x = 4,379,036,147.06
  5. Step 5: Solve for x
    x = 4,379,036,147.06/109,715.22
  6. Step 6: Final answer
    x = 39,912.75

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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.