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Finding the Fourth Proportional to 80,525.00, 120,749.99 and 29,888.76

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Solution

The fourth proportional to 80,525.00, 120,749.99 and 29,888.76 is: 44,819.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,525.00 : 120,749.99 = 29,888.76 : x
  2. Step 2: Convert to fraction form
    80,525.00/120,749.99 = 29,888.76/x
  3. Step 3: Cross multiply
    80,525.00x = 120,749.99 × 29,888.76
  4. Step 4: Simplify right side
    80,525.00x = 3,609,067,321.67
  5. Step 5: Solve for x
    x = 3,609,067,321.67/80,525.00
  6. Step 6: Final answer
    x = 44,819.22

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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.