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Finding the Fourth Proportional to 111,983.94, 167,973.86 and 27,744.29

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Solution

The fourth proportional to 111,983.94, 167,973.86 and 27,744.29 is: 41,615.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,983.94 : 167,973.86 = 27,744.29 : x
  2. Step 2: Convert to fraction form
    111,983.94/167,973.86 = 27,744.29/x
  3. Step 3: Cross multiply
    111,983.94x = 167,973.86 × 27,744.29
  4. Step 4: Simplify right side
    111,983.94x = 4,660,315,484.26
  5. Step 5: Solve for x
    x = 4,660,315,484.26/111,983.94
  6. Step 6: Final answer
    x = 41,615.93

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1.5x scale

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.