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Finding the Fourth Proportional to 167,858.84, 251,795.21 and 49,530.18

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Solution

The fourth proportional to 167,858.84, 251,795.21 and 49,530.18 is: 74,297.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,858.84 : 251,795.21 = 49,530.18 : x
  2. Step 2: Convert to fraction form
    167,858.84/251,795.21 = 49,530.18/x
  3. Step 3: Cross multiply
    167,858.84x = 251,795.21 × 49,530.18
  4. Step 4: Simplify right side
    167,858.84x = 12,471,462,813.57
  5. Step 5: Solve for x
    x = 12,471,462,813.57/167,858.84
  6. Step 6: Final answer
    x = 74,297.32

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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.