Home / 148,021.65-222,035.22-48,181.50

Finding the Fourth Proportional to 148,021.65, 222,035.22 and 48,181.50

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Solution

The fourth proportional to 148,021.65, 222,035.22 and 48,181.50 is: 72,273.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,021.65 : 222,035.22 = 48,181.50 : x
  2. Step 2: Convert to fraction form
    148,021.65/222,035.22 = 48,181.50/x
  3. Step 3: Cross multiply
    148,021.65x = 222,035.22 × 48,181.50
  4. Step 4: Simplify right side
    148,021.65x = 10,697,989,952.43
  5. Step 5: Solve for x
    x = 10,697,989,952.43/148,021.65
  6. Step 6: Final answer
    x = 72,273.14

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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.