Home / 66,245.03-99,270.93-30,717.23

Finding the Fourth Proportional to 66,245.03, 99,270.93 and 30,717.23

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Solution

The fourth proportional to 66,245.03, 99,270.93 and 30,717.23 is: 46,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,245.03 : 99,270.93 = 30,717.23 : x
  2. Step 2: Convert to fraction form
    66,245.03/99,270.93 = 30,717.23/x
  3. Step 3: Cross multiply
    66,245.03x = 99,270.93 × 30,717.23
  4. Step 4: Simplify right side
    66,245.03x = 3,049,327,989.12
  5. Step 5: Solve for x
    x = 3,049,327,989.12/66,245.03
  6. Step 6: Final answer
    x = 46,031.05

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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.