Home / 179,692.40-269,538.60-55,017.20

Finding the Fourth Proportional to 179,692.40, 269,538.60 and 55,017.20

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Solution

The fourth proportional to 179,692.40, 269,538.60 and 55,017.20 is: 82,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,692.40 : 269,538.60 = 55,017.20 : x
  2. Step 2: Convert to fraction form
    179,692.40/269,538.60 = 55,017.20/x
  3. Step 3: Cross multiply
    179,692.40x = 269,538.60 × 55,017.20
  4. Step 4: Simplify right side
    179,692.40x = 14,829,259,063.92
  5. Step 5: Solve for x
    x = 14,829,259,063.92/179,692.40
  6. Step 6: Final answer
    x = 82,525.80

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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.