Home / 125,845.35-173,668.37-68,486.42

Finding the Fourth Proportional to 125,845.35, 173,668.37 and 68,486.42

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Solution

The fourth proportional to 125,845.35, 173,668.37 and 68,486.42 is: 94,512.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,845.35 : 173,668.37 = 68,486.42 : x
  2. Step 2: Convert to fraction form
    125,845.35/173,668.37 = 68,486.42/x
  3. Step 3: Cross multiply
    125,845.35x = 173,668.37 × 68,486.42
  4. Step 4: Simplify right side
    125,845.35x = 11,893,924,928.54
  5. Step 5: Solve for x
    x = 11,893,924,928.54/125,845.35
  6. Step 6: Final answer
    x = 94,512.23

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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.