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Finding the Fourth Proportional to 73,714.12, 101,645.09 and 49,799.27

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Solution

The fourth proportional to 73,714.12, 101,645.09 and 49,799.27 is: 68,668.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,714.12 : 101,645.09 = 49,799.27 : x
  2. Step 2: Convert to fraction form
    73,714.12/101,645.09 = 49,799.27/x
  3. Step 3: Cross multiply
    73,714.12x = 101,645.09 × 49,799.27
  4. Step 4: Simplify right side
    73,714.12x = 5,061,851,281.08
  5. Step 5: Solve for x
    x = 5,061,851,281.08/73,714.12
  6. Step 6: Final answer
    x = 68,668.68

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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.