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Finding the Fourth Proportional to 111,648.39, 167,497.83 and 36,776.04

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Solution

The fourth proportional to 111,648.39, 167,497.83 and 36,776.04 is: 55,172.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,648.39 : 167,497.83 = 36,776.04 : x
  2. Step 2: Convert to fraction form
    111,648.39/167,497.83 = 36,776.04/x
  3. Step 3: Cross multiply
    111,648.39x = 167,497.83 × 36,776.04
  4. Step 4: Simplify right side
    111,648.39x = 6,159,906,895.99
  5. Step 5: Solve for x
    x = 6,159,906,895.99/111,648.39
  6. Step 6: Final answer
    x = 55,172.38

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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.