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Finding the Fourth Proportional to 29,903.85, 44,855.84 and 28,077.03

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Solution

The fourth proportional to 29,903.85, 44,855.84 and 28,077.03 is: 42,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,903.85 : 44,855.84 = 28,077.03 : x
  2. Step 2: Convert to fraction form
    29,903.85/44,855.84 = 28,077.03/x
  3. Step 3: Cross multiply
    29,903.85x = 44,855.84 × 28,077.03
  4. Step 4: Simplify right side
    29,903.85x = 1,259,418,835.55
  5. Step 5: Solve for x
    x = 1,259,418,835.55/29,903.85
  6. Step 6: Final answer
    x = 42,115.61

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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.