Home / 98,739.66-148,121.87-32,161.91

Finding the Fourth Proportional to 98,739.66, 148,121.87 and 32,161.91

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Solution

The fourth proportional to 98,739.66, 148,121.87 and 32,161.91 is: 48,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,739.66 : 148,121.87 = 32,161.91 : x
  2. Step 2: Convert to fraction form
    98,739.66/148,121.87 = 32,161.91/x
  3. Step 3: Cross multiply
    98,739.66x = 148,121.87 × 32,161.91
  4. Step 4: Simplify right side
    98,739.66x = 4,763,882,183.74
  5. Step 5: Solve for x
    x = 4,763,882,183.74/98,739.66
  6. Step 6: Final answer
    x = 48,246.90

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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.