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Finding the Fourth Proportional to 44,019.10, 65,927.40 and 36,145.90

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Solution

The fourth proportional to 44,019.10, 65,927.40 and 36,145.90 is: 54,135.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,019.10 : 65,927.40 = 36,145.90 : x
  2. Step 2: Convert to fraction form
    44,019.10/65,927.40 = 36,145.90/x
  3. Step 3: Cross multiply
    44,019.10x = 65,927.40 × 36,145.90
  4. Step 4: Simplify right side
    44,019.10x = 2,383,005,207.66
  5. Step 5: Solve for x
    x = 2,383,005,207.66/44,019.10
  6. Step 6: Final answer
    x = 54,135.71

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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.