Home / 228,106.28-342,208.33-68,194.73

Finding the Fourth Proportional to 228,106.28, 342,208.33 and 68,194.73

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Solution

The fourth proportional to 228,106.28, 342,208.33 and 68,194.73 is: 102,306.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,106.28 : 342,208.33 = 68,194.73 : x
  2. Step 2: Convert to fraction form
    228,106.28/342,208.33 = 68,194.73/x
  3. Step 3: Cross multiply
    228,106.28x = 342,208.33 × 68,194.73
  4. Step 4: Simplify right side
    228,106.28x = 23,336,805,353.13
  5. Step 5: Solve for x
    x = 23,336,805,353.13/228,106.28
  6. Step 6: Final answer
    x = 102,306.72

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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.