Home / 83,399.10-125,100.27-27,239.37

Finding the Fourth Proportional to 83,399.10, 125,100.27 and 27,239.37

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Solution

The fourth proportional to 83,399.10, 125,100.27 and 27,239.37 is: 40,859.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,399.10 : 125,100.27 = 27,239.37 : x
  2. Step 2: Convert to fraction form
    83,399.10/125,100.27 = 27,239.37/x
  3. Step 3: Cross multiply
    83,399.10x = 125,100.27 × 27,239.37
  4. Step 4: Simplify right side
    83,399.10x = 3,407,652,541.63
  5. Step 5: Solve for x
    x = 3,407,652,541.63/83,399.10
  6. Step 6: Final answer
    x = 40,859.58

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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.