Home / 55,119.87-76,052.10-34,969.50

Finding the Fourth Proportional to 55,119.87, 76,052.10 and 34,969.50

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Solution

The fourth proportional to 55,119.87, 76,052.10 and 34,969.50 is: 48,249.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,119.87 : 76,052.10 = 34,969.50 : x
  2. Step 2: Convert to fraction form
    55,119.87/76,052.10 = 34,969.50/x
  3. Step 3: Cross multiply
    55,119.87x = 76,052.10 × 34,969.50
  4. Step 4: Simplify right side
    55,119.87x = 2,659,503,910.95
  5. Step 5: Solve for x
    x = 2,659,503,910.95/55,119.87
  6. Step 6: Final answer
    x = 48,249.46

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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.