Home / 109,756.38-164,626.33-39,635.67

Finding the Fourth Proportional to 109,756.38, 164,626.33 and 39,635.67

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Solution

The fourth proportional to 109,756.38, 164,626.33 and 39,635.67 is: 59,450.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,756.38 : 164,626.33 = 39,635.67 : x
  2. Step 2: Convert to fraction form
    109,756.38/164,626.33 = 39,635.67/x
  3. Step 3: Cross multiply
    109,756.38x = 164,626.33 × 39,635.67
  4. Step 4: Simplify right side
    109,756.38x = 6,525,074,889.19
  5. Step 5: Solve for x
    x = 6,525,074,889.19/109,756.38
  6. Step 6: Final answer
    x = 59,450.53

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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.