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Finding the Fourth Proportional to 235,162.45, 352,743.57 and 66,684.23

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Solution

The fourth proportional to 235,162.45, 352,743.57 and 66,684.23 is: 100,026.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,162.45 : 352,743.57 = 66,684.23 : x
  2. Step 2: Convert to fraction form
    235,162.45/352,743.57 = 66,684.23/x
  3. Step 3: Cross multiply
    235,162.45x = 352,743.57 × 66,684.23
  4. Step 4: Simplify right side
    235,162.45x = 23,522,433,327.83
  5. Step 5: Solve for x
    x = 23,522,433,327.83/235,162.45
  6. Step 6: Final answer
    x = 100,026.31

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1.5x scale

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.