Home / 54,856.44-75,701.94-30,983.16

Finding the Fourth Proportional to 54,856.44, 75,701.94 and 30,983.16

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Solution

The fourth proportional to 54,856.44, 75,701.94 and 30,983.16 is: 42,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,856.44 : 75,701.94 = 30,983.16 : x
  2. Step 2: Convert to fraction form
    54,856.44/75,701.94 = 30,983.16/x
  3. Step 3: Cross multiply
    54,856.44x = 75,701.94 × 30,983.16
  4. Step 4: Simplify right side
    54,856.44x = 2,345,485,319.33
  5. Step 5: Solve for x
    x = 2,345,485,319.33/54,856.44
  6. Step 6: Final answer
    x = 42,756.79

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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.