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Finding the Fourth Proportional to 223,485.61, 335,274.60 and 73,735.06

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Solution

The fourth proportional to 223,485.61, 335,274.60 and 73,735.06 is: 110,617.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,485.61 : 335,274.60 = 73,735.06 : x
  2. Step 2: Convert to fraction form
    223,485.61/335,274.60 = 73,735.06/x
  3. Step 3: Cross multiply
    223,485.61x = 335,274.60 × 73,735.06
  4. Step 4: Simplify right side
    223,485.61x = 24,721,492,747.48
  5. Step 5: Solve for x
    x = 24,721,492,747.48/223,485.61
  6. Step 6: Final answer
    x = 110,617.83

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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.