Home / 80,414.14-110,968.86-48,577.50

Finding the Fourth Proportional to 80,414.14, 110,968.86 and 48,577.50

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Solution

The fourth proportional to 80,414.14, 110,968.86 and 48,577.50 is: 67,035.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,414.14 : 110,968.86 = 48,577.50 : x
  2. Step 2: Convert to fraction form
    80,414.14/110,968.86 = 48,577.50/x
  3. Step 3: Cross multiply
    80,414.14x = 110,968.86 × 48,577.50
  4. Step 4: Simplify right side
    80,414.14x = 5,390,589,796.65
  5. Step 5: Solve for x
    x = 5,390,589,796.65/80,414.14
  6. Step 6: Final answer
    x = 67,035.35

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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.