Home / 71,537.42-107,411.46-40,009.25

Finding the Fourth Proportional to 71,537.42, 107,411.46 and 40,009.25

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Solution

The fourth proportional to 71,537.42, 107,411.46 and 40,009.25 is: 60,072.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,537.42 : 107,411.46 = 40,009.25 : x
  2. Step 2: Convert to fraction form
    71,537.42/107,411.46 = 40,009.25/x
  3. Step 3: Cross multiply
    71,537.42x = 107,411.46 × 40,009.25
  4. Step 4: Simplify right side
    71,537.42x = 4,297,451,956.01
  5. Step 5: Solve for x
    x = 4,297,451,956.01/71,537.42
  6. Step 6: Final answer
    x = 60,072.78

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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.