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Finding the Fourth Proportional to 111,476.72, 167,232.49 and 36,579.83

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Solution

The fourth proportional to 111,476.72, 167,232.49 and 36,579.83 is: 54,875.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,476.72 : 167,232.49 = 36,579.83 : x
  2. Step 2: Convert to fraction form
    111,476.72/167,232.49 = 36,579.83/x
  3. Step 3: Cross multiply
    111,476.72x = 167,232.49 × 36,579.83
  4. Step 4: Simplify right side
    111,476.72x = 6,117,336,054.68
  5. Step 5: Solve for x
    x = 6,117,336,054.68/111,476.72
  6. Step 6: Final answer
    x = 54,875.46

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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.