Home / 189,026.28-283,540.56-48,786.12

Finding the Fourth Proportional to 189,026.28, 283,540.56 and 48,786.12

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Solution

The fourth proportional to 189,026.28, 283,540.56 and 48,786.12 is: 73,179.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,026.28 : 283,540.56 = 48,786.12 : x
  2. Step 2: Convert to fraction form
    189,026.28/283,540.56 = 48,786.12/x
  3. Step 3: Cross multiply
    189,026.28x = 283,540.56 × 48,786.12
  4. Step 4: Simplify right side
    189,026.28x = 13,832,843,785.03
  5. Step 5: Solve for x
    x = 13,832,843,785.03/189,026.28
  6. Step 6: Final answer
    x = 73,179.47

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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.