Home / 144,598.74-199,546.23-80,936.55

Finding the Fourth Proportional to 144,598.74, 199,546.23 and 80,936.55

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Solution

The fourth proportional to 144,598.74, 199,546.23 and 80,936.55 is: 111,692.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,598.74 : 199,546.23 = 80,936.55 : x
  2. Step 2: Convert to fraction form
    144,598.74/199,546.23 = 80,936.55/x
  3. Step 3: Cross multiply
    144,598.74x = 199,546.23 × 80,936.55
  4. Step 4: Simplify right side
    144,598.74x = 16,150,583,421.71
  5. Step 5: Solve for x
    x = 16,150,583,421.71/144,598.74
  6. Step 6: Final answer
    x = 111,692.42

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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.