Home / 142,692.44-196,913.58-82,263.20

Finding the Fourth Proportional to 142,692.44, 196,913.58 and 82,263.20

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Solution

The fourth proportional to 142,692.44, 196,913.58 and 82,263.20 is: 113,522.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,692.44 : 196,913.58 = 82,263.20 : x
  2. Step 2: Convert to fraction form
    142,692.44/196,913.58 = 82,263.20/x
  3. Step 3: Cross multiply
    142,692.44x = 196,913.58 × 82,263.20
  4. Step 4: Simplify right side
    142,692.44x = 16,198,741,214.26
  5. Step 5: Solve for x
    x = 16,198,741,214.26/142,692.44
  6. Step 6: Final answer
    x = 113,522.07

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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.