Home / 179,013.45-268,477.74-66,746.37

Finding the Fourth Proportional to 179,013.45, 268,477.74 and 66,746.37

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Solution

The fourth proportional to 179,013.45, 268,477.74 and 66,746.37 is: 100,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,013.45 : 268,477.74 = 66,746.37 : x
  2. Step 2: Convert to fraction form
    179,013.45/268,477.74 = 66,746.37/x
  3. Step 3: Cross multiply
    179,013.45x = 268,477.74 × 66,746.37
  4. Step 4: Simplify right side
    179,013.45x = 17,919,914,570.80
  5. Step 5: Solve for x
    x = 17,919,914,570.80/179,013.45
  6. Step 6: Final answer
    x = 100,103.73

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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.