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Finding the Fourth Proportional to 111,798.73, 167,698.10 and 32,912.97

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Solution

The fourth proportional to 111,798.73, 167,698.10 and 32,912.97 is: 49,369.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,798.73 : 167,698.10 = 32,912.97 : x
  2. Step 2: Convert to fraction form
    111,798.73/167,698.10 = 32,912.97/x
  3. Step 3: Cross multiply
    111,798.73x = 167,698.10 × 32,912.97
  4. Step 4: Simplify right side
    111,798.73x = 5,519,442,534.36
  5. Step 5: Solve for x
    x = 5,519,442,534.36/111,798.73
  6. Step 6: Final answer
    x = 49,369.46

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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.