Home / 125,496.88-173,185.92-68,136.64

Finding the Fourth Proportional to 125,496.88, 173,185.92 and 68,136.64

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Solution

The fourth proportional to 125,496.88, 173,185.92 and 68,136.64 is: 94,028.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,496.88 : 173,185.92 = 68,136.64 : x
  2. Step 2: Convert to fraction form
    125,496.88/173,185.92 = 68,136.64/x
  3. Step 3: Cross multiply
    125,496.88x = 173,185.92 × 68,136.64
  4. Step 4: Simplify right side
    125,496.88x = 11,800,306,684.11
  5. Step 5: Solve for x
    x = 11,800,306,684.11/125,496.88
  6. Step 6: Final answer
    x = 94,028.69

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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.