Home / 111,360.49-167,039.04-27,120.52

Finding the Fourth Proportional to 111,360.49, 167,039.04 and 27,120.52

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Solution

The fourth proportional to 111,360.49, 167,039.04 and 27,120.52 is: 40,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,360.49 : 167,039.04 = 27,120.52 : x
  2. Step 2: Convert to fraction form
    111,360.49/167,039.04 = 27,120.52/x
  3. Step 3: Cross multiply
    111,360.49x = 167,039.04 × 27,120.52
  4. Step 4: Simplify right side
    111,360.49x = 4,530,185,935.60
  5. Step 5: Solve for x
    x = 4,530,185,935.60/111,360.49
  6. Step 6: Final answer
    x = 40,680.37

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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.