Home / 134,336.20-201,212.70-111,008.20

Finding the Fourth Proportional to 134,336.20, 201,212.70 and 111,008.20

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Solution

The fourth proportional to 134,336.20, 201,212.70 and 111,008.20 is: 166,271.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,336.20 : 201,212.70 = 111,008.20 : x
  2. Step 2: Convert to fraction form
    134,336.20/201,212.70 = 111,008.20/x
  3. Step 3: Cross multiply
    134,336.20x = 201,212.70 × 111,008.20
  4. Step 4: Simplify right side
    134,336.20x = 22,336,259,644.14
  5. Step 5: Solve for x
    x = 22,336,259,644.14/134,336.20
  6. Step 6: Final answer
    x = 166,271.34

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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.