Home / 43,461.45-65,292.09-30,668.05

Finding the Fourth Proportional to 43,461.45, 65,292.09 and 30,668.05

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Solution

The fourth proportional to 43,461.45, 65,292.09 and 30,668.05 is: 46,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,461.45 : 65,292.09 = 30,668.05 : x
  2. Step 2: Convert to fraction form
    43,461.45/65,292.09 = 30,668.05/x
  3. Step 3: Cross multiply
    43,461.45x = 65,292.09 × 30,668.05
  4. Step 4: Simplify right side
    43,461.45x = 2,002,380,840.82
  5. Step 5: Solve for x
    x = 2,002,380,840.82/43,461.45
  6. Step 6: Final answer
    x = 46,072.58

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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.