Home / 125,606.36-173,236.48-82,629.96

Finding the Fourth Proportional to 125,606.36, 173,236.48 and 82,629.96

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Solution

The fourth proportional to 125,606.36, 173,236.48 and 82,629.96 is: 113,963.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,606.36 : 173,236.48 = 82,629.96 : x
  2. Step 2: Convert to fraction form
    125,606.36/173,236.48 = 82,629.96/x
  3. Step 3: Cross multiply
    125,606.36x = 173,236.48 × 82,629.96
  4. Step 4: Simplify right side
    125,606.36x = 14,314,523,412.94
  5. Step 5: Solve for x
    x = 14,314,523,412.94/125,606.36
  6. Step 6: Final answer
    x = 113,963.36

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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.