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Finding the Fourth Proportional to 167,714.25, 250,936.55 and 99,362.51

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Solution

The fourth proportional to 167,714.25, 250,936.55 and 99,362.51 is: 148,667.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,714.25 : 250,936.55 = 99,362.51 : x
  2. Step 2: Convert to fraction form
    167,714.25/250,936.55 = 99,362.51/x
  3. Step 3: Cross multiply
    167,714.25x = 250,936.55 × 99,362.51
  4. Step 4: Simplify right side
    167,714.25x = 24,933,683,707.25
  5. Step 5: Solve for x
    x = 24,933,683,707.25/167,714.25
  6. Step 6: Final answer
    x = 148,667.65

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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.