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Finding the Fourth Proportional to 99,682.98, 149,525.01 and 29,562.90

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Solution

The fourth proportional to 99,682.98, 149,525.01 and 29,562.90 is: 44,344.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,682.98 : 149,525.01 = 29,562.90 : x
  2. Step 2: Convert to fraction form
    99,682.98/149,525.01 = 29,562.90/x
  3. Step 3: Cross multiply
    99,682.98x = 149,525.01 × 29,562.90
  4. Step 4: Simplify right side
    99,682.98x = 4,420,392,918.13
  5. Step 5: Solve for x
    x = 4,420,392,918.13/99,682.98
  6. Step 6: Final answer
    x = 44,344.51

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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.