Home / 66,245.53-99,271.68-30,717.73

Finding the Fourth Proportional to 66,245.53, 99,271.68 and 30,717.73

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Solution

The fourth proportional to 66,245.53, 99,271.68 and 30,717.73 is: 46,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,245.53 : 99,271.68 = 30,717.73 : x
  2. Step 2: Convert to fraction form
    66,245.53/99,271.68 = 30,717.73/x
  3. Step 3: Cross multiply
    66,245.53x = 99,271.68 × 30,717.73
  4. Step 4: Simplify right side
    66,245.53x = 3,049,400,662.89
  5. Step 5: Solve for x
    x = 3,049,400,662.89/66,245.53
  6. Step 6: Final answer
    x = 46,031.80

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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.