Home / 99,171.44-148,667.24-35,976.86

Finding the Fourth Proportional to 99,171.44, 148,667.24 and 35,976.86

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Solution

The fourth proportional to 99,171.44, 148,667.24 and 35,976.86 is: 53,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,171.44 : 148,667.24 = 35,976.86 : x
  2. Step 2: Convert to fraction form
    99,171.44/148,667.24 = 35,976.86/x
  3. Step 3: Cross multiply
    99,171.44x = 148,667.24 × 35,976.86
  4. Step 4: Simplify right side
    99,171.44x = 5,348,580,480.07
  5. Step 5: Solve for x
    x = 5,348,580,480.07/99,171.44
  6. Step 6: Final answer
    x = 53,932.67

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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.