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Finding the Fourth Proportional to 264,600.36, 365,142.36 and 143,738.94

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Solution

The fourth proportional to 264,600.36, 365,142.36 and 143,738.94 is: 198,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,600.36 : 365,142.36 = 143,738.94 : x
  2. Step 2: Convert to fraction form
    264,600.36/365,142.36 = 143,738.94/x
  3. Step 3: Cross multiply
    264,600.36x = 365,142.36 × 143,738.94
  4. Step 4: Simplify right side
    264,600.36x = 52,485,175,775.50
  5. Step 5: Solve for x
    x = 52,485,175,775.50/264,600.36
  6. Step 6: Final answer
    x = 198,356.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.