Home / 189,143.20-283,756.32-56,033.92

Finding the Fourth Proportional to 189,143.20, 283,756.32 and 56,033.92

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Solution

The fourth proportional to 189,143.20, 283,756.32 and 56,033.92 is: 84,063.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,143.20 : 283,756.32 = 56,033.92 : x
  2. Step 2: Convert to fraction form
    189,143.20/283,756.32 = 56,033.92/x
  3. Step 3: Cross multiply
    189,143.20x = 283,756.32 × 56,033.92
  4. Step 4: Simplify right side
    189,143.20x = 15,899,978,934.37
  5. Step 5: Solve for x
    x = 15,899,978,934.37/189,143.20
  6. Step 6: Final answer
    x = 84,063.18

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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.