Home / 158,147.40-236,958.66-111,301.86

Finding the Fourth Proportional to 158,147.40, 236,958.66 and 111,301.86

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Solution

The fourth proportional to 158,147.40, 236,958.66 and 111,301.86 is: 166,768.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,147.40 : 236,958.66 = 111,301.86 : x
  2. Step 2: Convert to fraction form
    158,147.40/236,958.66 = 111,301.86/x
  3. Step 3: Cross multiply
    158,147.40x = 236,958.66 × 111,301.86
  4. Step 4: Simplify right side
    158,147.40x = 26,373,939,601.11
  5. Step 5: Solve for x
    x = 26,373,939,601.11/158,147.40
  6. Step 6: Final answer
    x = 166,768.09

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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.