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Finding the Fourth Proportional to 264,599.49, 365,144.25 and 143,738.18

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Solution

The fourth proportional to 264,599.49, 365,144.25 and 143,738.18 is: 198,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,599.49 : 365,144.25 = 143,738.18 : x
  2. Step 2: Convert to fraction form
    264,599.49/365,144.25 = 143,738.18/x
  3. Step 3: Cross multiply
    264,599.49x = 365,144.25 × 143,738.18
  4. Step 4: Simplify right side
    264,599.49x = 52,485,171,555.51
  5. Step 5: Solve for x
    x = 52,485,171,555.51/264,599.49
  6. Step 6: Final answer
    x = 198,357.04

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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.