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Finding the Fourth Proportional to 223,242.62, 334,792.85 and 73,447.90

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Solution

The fourth proportional to 223,242.62, 334,792.85 and 73,447.90 is: 110,148.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,242.62 : 334,792.85 = 73,447.90 : x
  2. Step 2: Convert to fraction form
    223,242.62/334,792.85 = 73,447.90/x
  3. Step 3: Cross multiply
    223,242.62x = 334,792.85 × 73,447.90
  4. Step 4: Simplify right side
    223,242.62x = 24,589,830,563.29
  5. Step 5: Solve for x
    x = 24,589,830,563.29/223,242.62
  6. Step 6: Final answer
    x = 110,148.46

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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.