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Finding the Fourth Proportional to 264,413.77, 364,880.90 and 143,551.95

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Solution

The fourth proportional to 264,413.77, 364,880.90 and 143,551.95 is: 198,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,413.77 : 364,880.90 = 143,551.95 : x
  2. Step 2: Convert to fraction form
    264,413.77/364,880.90 = 143,551.95/x
  3. Step 3: Cross multiply
    264,413.77x = 364,880.90 × 143,551.95
  4. Step 4: Simplify right side
    264,413.77x = 52,379,363,703.33
  5. Step 5: Solve for x
    x = 52,379,363,703.33/264,413.77
  6. Step 6: Final answer
    x = 198,096.20

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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.