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Finding the Fourth Proportional to 148,626.55, 222,963.06 and 48,764.03

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Solution

The fourth proportional to 148,626.55, 222,963.06 and 48,764.03 is: 73,153.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,626.55 : 222,963.06 = 48,764.03 : x
  2. Step 2: Convert to fraction form
    148,626.55/222,963.06 = 48,764.03/x
  3. Step 3: Cross multiply
    148,626.55x = 222,963.06 × 48,764.03
  4. Step 4: Simplify right side
    148,626.55x = 10,872,577,355.41
  5. Step 5: Solve for x
    x = 10,872,577,355.41/148,626.55
  6. Step 6: Final answer
    x = 73,153.67

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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.