Home / 86,517.11-119,393.94-48,278.27

Finding the Fourth Proportional to 86,517.11, 119,393.94 and 48,278.27

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Solution

The fourth proportional to 86,517.11, 119,393.94 and 48,278.27 is: 66,624.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,517.11 : 119,393.94 = 48,278.27 : x
  2. Step 2: Convert to fraction form
    86,517.11/119,393.94 = 48,278.27/x
  3. Step 3: Cross multiply
    86,517.11x = 119,393.94 × 48,278.27
  4. Step 4: Simplify right side
    86,517.11x = 5,764,132,871.68
  5. Step 5: Solve for x
    x = 5,764,132,871.68/86,517.11
  6. Step 6: Final answer
    x = 66,624.20

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1.5x scale

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.