Home / 131,424.60-196,964.10-116,563.80

Finding the Fourth Proportional to 131,424.60, 196,964.10 and 116,563.80

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Solution

The fourth proportional to 131,424.60, 196,964.10 and 116,563.80 is: 174,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,424.60 : 196,964.10 = 116,563.80 : x
  2. Step 2: Convert to fraction form
    131,424.60/196,964.10 = 116,563.80/x
  3. Step 3: Cross multiply
    131,424.60x = 196,964.10 × 116,563.80
  4. Step 4: Simplify right side
    131,424.60x = 22,958,883,959.58
  5. Step 5: Solve for x
    x = 22,958,883,959.58/131,424.60
  6. Step 6: Final answer
    x = 174,692.44

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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.