Home / 136,101.88-203,235.53-111,191.14

Finding the Fourth Proportional to 136,101.88, 203,235.53 and 111,191.14

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Solution

The fourth proportional to 136,101.88, 203,235.53 and 111,191.14 is: 166,037.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,101.88 : 203,235.53 = 111,191.14 : x
  2. Step 2: Convert to fraction form
    136,101.88/203,235.53 = 111,191.14/x
  3. Step 3: Cross multiply
    136,101.88x = 203,235.53 × 111,191.14
  4. Step 4: Simplify right side
    136,101.88x = 22,597,990,269.20
  5. Step 5: Solve for x
    x = 22,597,990,269.20/136,101.88
  6. Step 6: Final answer
    x = 166,037.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.