Home / 189,263.27-283,812.48-54,297.56

Finding the Fourth Proportional to 189,263.27, 283,812.48 and 54,297.56

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Solution

The fourth proportional to 189,263.27, 283,812.48 and 54,297.56 is: 81,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,263.27 : 283,812.48 = 54,297.56 : x
  2. Step 2: Convert to fraction form
    189,263.27/283,812.48 = 54,297.56/x
  3. Step 3: Cross multiply
    189,263.27x = 283,812.48 × 54,297.56
  4. Step 4: Simplify right side
    189,263.27x = 15,410,325,161.55
  5. Step 5: Solve for x
    x = 15,410,325,161.55/189,263.27
  6. Step 6: Final answer
    x = 81,422.69

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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.