Home / 125,394.29-173,043.65-68,806.61

Finding the Fourth Proportional to 125,394.29, 173,043.65 and 68,806.61

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Solution

The fourth proportional to 125,394.29, 173,043.65 and 68,806.61 is: 94,952.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,394.29 : 173,043.65 = 68,806.61 : x
  2. Step 2: Convert to fraction form
    125,394.29/173,043.65 = 68,806.61/x
  3. Step 3: Cross multiply
    125,394.29x = 173,043.65 × 68,806.61
  4. Step 4: Simplify right side
    125,394.29x = 11,906,546,594.49
  5. Step 5: Solve for x
    x = 11,906,546,594.49/125,394.29
  6. Step 6: Final answer
    x = 94,952.86

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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.