Home / 303,270.09-454,455.85-123,136.47

Finding the Fourth Proportional to 303,270.09, 454,455.85 and 123,136.47

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Solution

The fourth proportional to 303,270.09, 454,455.85 and 123,136.47 is: 184,522.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,270.09 : 454,455.85 = 123,136.47 : x
  2. Step 2: Convert to fraction form
    303,270.09/454,455.85 = 123,136.47/x
  3. Step 3: Cross multiply
    303,270.09x = 454,455.85 × 123,136.47
  4. Step 4: Simplify right side
    303,270.09x = 55,960,089,139.85
  5. Step 5: Solve for x
    x = 55,960,089,139.85/303,270.09
  6. Step 6: Final answer
    x = 184,522.28

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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.