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Finding the Fourth Proportional to 167,754, 251,631 and 43,095

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Solution

The fourth proportional to 167,754, 251,631 and 43,095 is: 64,642.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,754 : 251,631 = 43,095 : x
  2. Step 2: Convert to fraction form
    167,754/251,631 = 43,095/x
  3. Step 3: Cross multiply
    167,754x = 251,631 × 43,095
  4. Step 4: Simplify right side
    167,754x = 10,844,037,945
  5. Step 5: Solve for x
    x = 10,844,037,945/167,754
  6. Step 6: Final answer
    x = 64,642.50

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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.