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Finding the Fourth Proportional to 223,334.48, 335,023.62 and 73,513.64

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Solution

The fourth proportional to 223,334.48, 335,023.62 and 73,513.64 is: 110,277.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,334.48 : 335,023.62 = 73,513.64 : x
  2. Step 2: Convert to fraction form
    223,334.48/335,023.62 = 73,513.64/x
  3. Step 3: Cross multiply
    223,334.48x = 335,023.62 × 73,513.64
  4. Step 4: Simplify right side
    223,334.48x = 24,628,805,792.18
  5. Step 5: Solve for x
    x = 24,628,805,792.18/223,334.48
  6. Step 6: Final answer
    x = 110,277.67

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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.