Home / 148,000.65-222,003-48,161.37

Finding the Fourth Proportional to 148,000.65, 222,003 and 48,161.37

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Solution

The fourth proportional to 148,000.65, 222,003 and 48,161.37 is: 72,242.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,000.65 : 222,003 = 48,161.37 : x
  2. Step 2: Convert to fraction form
    148,000.65/222,003 = 48,161.37/x
  3. Step 3: Cross multiply
    148,000.65x = 222,003 × 48,161.37
  4. Step 4: Simplify right side
    148,000.65x = 10,691,968,624.11
  5. Step 5: Solve for x
    x = 10,691,968,624.11/148,000.65
  6. Step 6: Final answer
    x = 72,242.71

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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.