Home / 98,933.20-148,229.70-46,234.60

Finding the Fourth Proportional to 98,933.20, 148,229.70 and 46,234.60

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Solution

The fourth proportional to 98,933.20, 148,229.70 and 46,234.60 is: 69,272.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,933.20 : 148,229.70 = 46,234.60 : x
  2. Step 2: Convert to fraction form
    98,933.20/148,229.70 = 46,234.60/x
  3. Step 3: Cross multiply
    98,933.20x = 148,229.70 × 46,234.60
  4. Step 4: Simplify right side
    98,933.20x = 6,853,340,887.62
  5. Step 5: Solve for x
    x = 6,853,340,887.62/98,933.20
  6. Step 6: Final answer
    x = 69,272.41

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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.