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Finding the Fourth Proportional to 148,173, 222,279.03 and 48,298.20

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Solution

The fourth proportional to 148,173, 222,279.03 and 48,298.20 is: 72,453.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,173 : 222,279.03 = 48,298.20 : x
  2. Step 2: Convert to fraction form
    148,173/222,279.03 = 48,298.20/x
  3. Step 3: Cross multiply
    148,173x = 222,279.03 × 48,298.20
  4. Step 4: Simplify right side
    148,173x = 10,735,677,046.75
  5. Step 5: Solve for x
    x = 10,735,677,046.75/148,173
  6. Step 6: Final answer
    x = 72,453.67

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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.