Home / 232,692.12-321,106.70-142,199.56

Finding the Fourth Proportional to 232,692.12, 321,106.70 and 142,199.56

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Solution

The fourth proportional to 232,692.12, 321,106.70 and 142,199.56 is: 196,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,692.12 : 321,106.70 = 142,199.56 : x
  2. Step 2: Convert to fraction form
    232,692.12/321,106.70 = 142,199.56/x
  3. Step 3: Cross multiply
    232,692.12x = 321,106.70 × 142,199.56
  4. Step 4: Simplify right side
    232,692.12x = 45,661,231,453.05
  5. Step 5: Solve for x
    x = 45,661,231,453.05/232,692.12
  6. Step 6: Final answer
    x = 196,230.24

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1.5x scale

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.