Home / 55,301.43-82,908.39-39,506.43

Finding the Fourth Proportional to 55,301.43, 82,908.39 and 39,506.43

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Solution

The fourth proportional to 55,301.43, 82,908.39 and 39,506.43 is: 59,228.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,301.43 : 82,908.39 = 39,506.43 : x
  2. Step 2: Convert to fraction form
    55,301.43/82,908.39 = 39,506.43/x
  3. Step 3: Cross multiply
    55,301.43x = 82,908.39 × 39,506.43
  4. Step 4: Simplify right side
    55,301.43x = 3,275,414,505.95
  5. Step 5: Solve for x
    x = 3,275,414,505.95/55,301.43
  6. Step 6: Final answer
    x = 59,228.39

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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.