Home / 148,281.20-222,197.34-98,181.90

Finding the Fourth Proportional to 148,281.20, 222,197.34 and 98,181.90

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Solution

The fourth proportional to 148,281.20, 222,197.34 and 98,181.90 is: 147,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,281.20 : 222,197.34 = 98,181.90 : x
  2. Step 2: Convert to fraction form
    148,281.20/222,197.34 = 98,181.90/x
  3. Step 3: Cross multiply
    148,281.20x = 222,197.34 × 98,181.90
  4. Step 4: Simplify right side
    148,281.20x = 21,815,757,016.15
  5. Step 5: Solve for x
    x = 21,815,757,016.15/148,281.20
  6. Step 6: Final answer
    x = 147,124.23

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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.