Home / 179,147.28-268,721.12-46,028.64

Finding the Fourth Proportional to 179,147.28, 268,721.12 and 46,028.64

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Solution

The fourth proportional to 179,147.28, 268,721.12 and 46,028.64 is: 69,043.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,147.28 : 268,721.12 = 46,028.64 : x
  2. Step 2: Convert to fraction form
    179,147.28/268,721.12 = 46,028.64/x
  3. Step 3: Cross multiply
    179,147.28x = 268,721.12 × 46,028.64
  4. Step 4: Simplify right side
    179,147.28x = 12,368,867,692.88
  5. Step 5: Solve for x
    x = 12,368,867,692.88/179,147.28
  6. Step 6: Final answer
    x = 69,043.01

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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.