Home / 68,103.23-93,983.32-37,479.85

Finding the Fourth Proportional to 68,103.23, 93,983.32 and 37,479.85

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Solution

The fourth proportional to 68,103.23, 93,983.32 and 37,479.85 is: 51,722.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,103.23 : 93,983.32 = 37,479.85 : x
  2. Step 2: Convert to fraction form
    68,103.23/93,983.32 = 37,479.85/x
  3. Step 3: Cross multiply
    68,103.23x = 93,983.32 × 37,479.85
  4. Step 4: Simplify right side
    68,103.23x = 3,522,480,078.79
  5. Step 5: Solve for x
    x = 3,522,480,078.79/68,103.23
  6. Step 6: Final answer
    x = 51,722.66

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1.5x scale

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.