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Finding the Fourth Proportional to 111,684.92, 167,533.80 and 35,790.14

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Solution

The fourth proportional to 111,684.92, 167,533.80 and 35,790.14 is: 53,687.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,684.92 : 167,533.80 = 35,790.14 : x
  2. Step 2: Convert to fraction form
    111,684.92/167,533.80 = 35,790.14/x
  3. Step 3: Cross multiply
    111,684.92x = 167,533.80 × 35,790.14
  4. Step 4: Simplify right side
    111,684.92x = 5,996,058,156.73
  5. Step 5: Solve for x
    x = 5,996,058,156.73/111,684.92
  6. Step 6: Final answer
    x = 53,687.27

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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.