Home / 98,735.38-148,074.78-32,181.33

Finding the Fourth Proportional to 98,735.38, 148,074.78 and 32,181.33

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Solution

The fourth proportional to 98,735.38, 148,074.78 and 32,181.33 is: 48,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,735.38 : 148,074.78 = 32,181.33 : x
  2. Step 2: Convert to fraction form
    98,735.38/148,074.78 = 32,181.33/x
  3. Step 3: Cross multiply
    98,735.38x = 148,074.78 × 32,181.33
  4. Step 4: Simplify right side
    98,735.38x = 4,765,243,359.86
  5. Step 5: Solve for x
    x = 4,765,243,359.86/98,735.38
  6. Step 6: Final answer
    x = 48,262.77

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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.