Home / 74,460.44-102,756.08-40,469.01

Finding the Fourth Proportional to 74,460.44, 102,756.08 and 40,469.01

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Solution

The fourth proportional to 74,460.44, 102,756.08 and 40,469.01 is: 55,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,460.44 : 102,756.08 = 40,469.01 : x
  2. Step 2: Convert to fraction form
    74,460.44/102,756.08 = 40,469.01/x
  3. Step 3: Cross multiply
    74,460.44x = 102,756.08 × 40,469.01
  4. Step 4: Simplify right side
    74,460.44x = 4,158,436,575.60
  5. Step 5: Solve for x
    x = 4,158,436,575.60/74,460.44
  6. Step 6: Final answer
    x = 55,847.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.