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Finding the Fourth Proportional to 241,131.86, 361,573.85 and 141,488.49

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Solution

The fourth proportional to 241,131.86, 361,573.85 and 141,488.49 is: 212,160.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,131.86 : 361,573.85 = 141,488.49 : x
  2. Step 2: Convert to fraction form
    241,131.86/361,573.85 = 141,488.49/x
  3. Step 3: Cross multiply
    241,131.86x = 361,573.85 × 141,488.49
  4. Step 4: Simplify right side
    241,131.86x = 51,158,538,413.71
  5. Step 5: Solve for x
    x = 51,158,538,413.71/241,131.86
  6. Step 6: Final answer
    x = 212,160.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.