Home / 109,209.67-163,814.33-34,336.37

Finding the Fourth Proportional to 109,209.67, 163,814.33 and 34,336.37

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Solution

The fourth proportional to 109,209.67, 163,814.33 and 34,336.37 is: 51,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,209.67 : 163,814.33 = 34,336.37 : x
  2. Step 2: Convert to fraction form
    109,209.67/163,814.33 = 34,336.37/x
  3. Step 3: Cross multiply
    109,209.67x = 163,814.33 × 34,336.37
  4. Step 4: Simplify right side
    109,209.67x = 5,624,789,941.56
  5. Step 5: Solve for x
    x = 5,624,789,941.56/109,209.67
  6. Step 6: Final answer
    x = 51,504.51

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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.