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Finding the Fourth Proportional to 110,607.21, 165,910.77 and 27,501.21

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Solution

The fourth proportional to 110,607.21, 165,910.77 and 27,501.21 is: 41,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,607.21 : 165,910.77 = 27,501.21 : x
  2. Step 2: Convert to fraction form
    110,607.21/165,910.77 = 27,501.21/x
  3. Step 3: Cross multiply
    110,607.21x = 165,910.77 × 27,501.21
  4. Step 4: Simplify right side
    110,607.21x = 4,562,746,927.03
  5. Step 5: Solve for x
    x = 4,562,746,927.03/110,607.21
  6. Step 6: Final answer
    x = 41,251.80

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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.