Home / 320,984.57-481,475.67-96,344.03

Finding the Fourth Proportional to 320,984.57, 481,475.67 and 96,344.03

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Solution

The fourth proportional to 320,984.57, 481,475.67 and 96,344.03 is: 144,515.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,984.57 : 481,475.67 = 96,344.03 : x
  2. Step 2: Convert to fraction form
    320,984.57/481,475.67 = 96,344.03/x
  3. Step 3: Cross multiply
    320,984.57x = 481,475.67 × 96,344.03
  4. Step 4: Simplify right side
    320,984.57x = 46,387,303,987.37
  5. Step 5: Solve for x
    x = 46,387,303,987.37/320,984.57
  6. Step 6: Final answer
    x = 144,515.68

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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.