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Finding the Fourth Proportional to 264,661.37, 365,234.05 and 143,802.97

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Solution

The fourth proportional to 264,661.37, 365,234.05 and 143,802.97 is: 198,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,661.37 : 365,234.05 = 143,802.97 : x
  2. Step 2: Convert to fraction form
    264,661.37/365,234.05 = 143,802.97/x
  3. Step 3: Cross multiply
    264,661.37x = 365,234.05 × 143,802.97
  4. Step 4: Simplify right side
    264,661.37x = 52,521,741,226.79
  5. Step 5: Solve for x
    x = 52,521,741,226.79/264,661.37
  6. Step 6: Final answer
    x = 198,448.83

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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.