Home / 126,046.52-173,948.58-68,690.54

Finding the Fourth Proportional to 126,046.52, 173,948.58 and 68,690.54

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Solution

The fourth proportional to 126,046.52, 173,948.58 and 68,690.54 is: 94,795.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,046.52 : 173,948.58 = 68,690.54 : x
  2. Step 2: Convert to fraction form
    126,046.52/173,948.58 = 68,690.54/x
  3. Step 3: Cross multiply
    126,046.52x = 173,948.58 × 68,690.54
  4. Step 4: Simplify right side
    126,046.52x = 11,948,621,892.43
  5. Step 5: Solve for x
    x = 11,948,621,892.43/126,046.52
  6. Step 6: Final answer
    x = 94,795.33

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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.