Home / 235,106.46-324,433.62-138,295.26

Finding the Fourth Proportional to 235,106.46, 324,433.62 and 138,295.26

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Solution

The fourth proportional to 235,106.46, 324,433.62 and 138,295.26 is: 190,839.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,106.46 : 324,433.62 = 138,295.26 : x
  2. Step 2: Convert to fraction form
    235,106.46/324,433.62 = 138,295.26/x
  3. Step 3: Cross multiply
    235,106.46x = 324,433.62 × 138,295.26
  4. Step 4: Simplify right side
    235,106.46x = 44,867,631,830.64
  5. Step 5: Solve for x
    x = 44,867,631,830.64/235,106.46
  6. Step 6: Final answer
    x = 190,839.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.