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Finding the Fourth Proportional to 235,230.41, 352,867.48 and 66,754.87

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Solution

The fourth proportional to 235,230.41, 352,867.48 and 66,754.87 is: 100,138.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,230.41 : 352,867.48 = 66,754.87 : x
  2. Step 2: Convert to fraction form
    235,230.41/352,867.48 = 66,754.87/x
  3. Step 3: Cross multiply
    235,230.41x = 352,867.48 × 66,754.87
  4. Step 4: Simplify right side
    235,230.41x = 23,555,621,705.57
  5. Step 5: Solve for x
    x = 23,555,621,705.57/235,230.41
  6. Step 6: Final answer
    x = 100,138.50

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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.