Home / 71,809.35-107,714.07-34,360.62

Finding the Fourth Proportional to 71,809.35, 107,714.07 and 34,360.62

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Solution

The fourth proportional to 71,809.35, 107,714.07 and 34,360.62 is: 51,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,809.35 : 107,714.07 = 34,360.62 : x
  2. Step 2: Convert to fraction form
    71,809.35/107,714.07 = 34,360.62/x
  3. Step 3: Cross multiply
    71,809.35x = 107,714.07 × 34,360.62
  4. Step 4: Simplify right side
    71,809.35x = 3,701,122,227.92
  5. Step 5: Solve for x
    x = 3,701,122,227.92/71,809.35
  6. Step 6: Final answer
    x = 51,540.95

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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.