Home / 55,653.21-82,983.38-49,471.29

Finding the Fourth Proportional to 55,653.21, 82,983.38 and 49,471.29

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Solution

The fourth proportional to 55,653.21, 82,983.38 and 49,471.29 is: 73,765.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,653.21 : 82,983.38 = 49,471.29 : x
  2. Step 2: Convert to fraction form
    55,653.21/82,983.38 = 49,471.29/x
  3. Step 3: Cross multiply
    55,653.21x = 82,983.38 × 49,471.29
  4. Step 4: Simplify right side
    55,653.21x = 4,105,294,609.80
  5. Step 5: Solve for x
    x = 4,105,294,609.80/55,653.21
  6. Step 6: Final answer
    x = 73,765.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.