Home / 148,243.08-222,416.82-98,520.60

Finding the Fourth Proportional to 148,243.08, 222,416.82 and 98,520.60

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Solution

The fourth proportional to 148,243.08, 222,416.82 and 98,520.60 is: 147,815.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,243.08 : 222,416.82 = 98,520.60 : x
  2. Step 2: Convert to fraction form
    148,243.08/222,416.82 = 98,520.60/x
  3. Step 3: Cross multiply
    148,243.08x = 222,416.82 × 98,520.60
  4. Step 4: Simplify right side
    148,243.08x = 21,912,638,556.49
  5. Step 5: Solve for x
    x = 21,912,638,556.49/148,243.08
  6. Step 6: Final answer
    x = 147,815.59

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1.5x scale

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.