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Finding the Fourth Proportional to 167,651.76, 251,477.24 and 49,322.91

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Solution

The fourth proportional to 167,651.76, 251,477.24 and 49,322.91 is: 73,984.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,651.76 : 251,477.24 = 49,322.91 : x
  2. Step 2: Convert to fraction form
    167,651.76/251,477.24 = 49,322.91/x
  3. Step 3: Cross multiply
    167,651.76x = 251,477.24 × 49,322.91
  4. Step 4: Simplify right side
    167,651.76x = 12,403,589,028.95
  5. Step 5: Solve for x
    x = 12,403,589,028.95/167,651.76
  6. Step 6: Final answer
    x = 73,984.25

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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.