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Finding the Fourth Proportional to 264,413.76, 364,881.02 and 143,552.43

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Solution

The fourth proportional to 264,413.76, 364,881.02 and 143,552.43 is: 198,096.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,413.76 : 364,881.02 = 143,552.43 : x
  2. Step 2: Convert to fraction form
    264,413.76/364,881.02 = 143,552.43/x
  3. Step 3: Cross multiply
    264,413.76x = 364,881.02 × 143,552.43
  4. Step 4: Simplify right side
    264,413.76x = 52,379,557,440.76
  5. Step 5: Solve for x
    x = 52,379,557,440.76/264,413.76
  6. Step 6: Final answer
    x = 198,096.94

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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.