Home / 98,765.86-148,164.18-32,190.54

Finding the Fourth Proportional to 98,765.86, 148,164.18 and 32,190.54

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Solution

The fourth proportional to 98,765.86, 148,164.18 and 32,190.54 is: 48,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,765.86 : 148,164.18 = 32,190.54 : x
  2. Step 2: Convert to fraction form
    98,765.86/148,164.18 = 32,190.54/x
  3. Step 3: Cross multiply
    98,765.86x = 148,164.18 × 32,190.54
  4. Step 4: Simplify right side
    98,765.86x = 4,769,484,962.86
  5. Step 5: Solve for x
    x = 4,769,484,962.86/98,765.86
  6. Step 6: Final answer
    x = 48,290.83

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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.