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Finding the Fourth Proportional to 148,805.34, 223,203.33 and 36,485.88

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Solution

The fourth proportional to 148,805.34, 223,203.33 and 36,485.88 is: 54,727.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,805.34 : 223,203.33 = 36,485.88 : x
  2. Step 2: Convert to fraction form
    148,805.34/223,203.33 = 36,485.88/x
  3. Step 3: Cross multiply
    148,805.34x = 223,203.33 × 36,485.88
  4. Step 4: Simplify right side
    148,805.34x = 8,143,769,913.98
  5. Step 5: Solve for x
    x = 8,143,769,913.98/148,805.34
  6. Step 6: Final answer
    x = 54,727.67

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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.