Home / 226,711.50-340,081.29-68,951.58

Finding the Fourth Proportional to 226,711.50, 340,081.29 and 68,951.58

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Solution

The fourth proportional to 226,711.50, 340,081.29 and 68,951.58 is: 103,431.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,711.50 : 340,081.29 = 68,951.58 : x
  2. Step 2: Convert to fraction form
    226,711.50/340,081.29 = 68,951.58/x
  3. Step 3: Cross multiply
    226,711.50x = 340,081.29 × 68,951.58
  4. Step 4: Simplify right side
    226,711.50x = 23,449,142,273.94
  5. Step 5: Solve for x
    x = 23,449,142,273.94/226,711.50
  6. Step 6: Final answer
    x = 103,431.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.