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Finding the Fourth Proportional to 64,236.99, 96,354.96 and 50,208.82

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Solution

The fourth proportional to 64,236.99, 96,354.96 and 50,208.82 is: 75,312.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,236.99 : 96,354.96 = 50,208.82 : x
  2. Step 2: Convert to fraction form
    64,236.99/96,354.96 = 50,208.82/x
  3. Step 3: Cross multiply
    64,236.99x = 96,354.96 × 50,208.82
  4. Step 4: Simplify right side
    64,236.99x = 4,837,868,413.58
  5. Step 5: Solve for x
    x = 4,837,868,413.58/64,236.99
  6. Step 6: Final answer
    x = 75,312.81

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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.