Home / 49,859.18-68,766.76-31,955.90

Finding the Fourth Proportional to 49,859.18, 68,766.76 and 31,955.90

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Solution

The fourth proportional to 49,859.18, 68,766.76 and 31,955.90 is: 44,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,859.18 : 68,766.76 = 31,955.90 : x
  2. Step 2: Convert to fraction form
    49,859.18/68,766.76 = 31,955.90/x
  3. Step 3: Cross multiply
    49,859.18x = 68,766.76 × 31,955.90
  4. Step 4: Simplify right side
    49,859.18x = 2,197,503,705.88
  5. Step 5: Solve for x
    x = 2,197,503,705.88/49,859.18
  6. Step 6: Final answer
    x = 44,074.20

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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.