Home / 114,505.45-171,759.27-43,408.97

Finding the Fourth Proportional to 114,505.45, 171,759.27 and 43,408.97

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Solution

The fourth proportional to 114,505.45, 171,759.27 and 43,408.97 is: 65,113.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,505.45 : 171,759.27 = 43,408.97 : x
  2. Step 2: Convert to fraction form
    114,505.45/171,759.27 = 43,408.97/x
  3. Step 3: Cross multiply
    114,505.45x = 171,759.27 × 43,408.97
  4. Step 4: Simplify right side
    114,505.45x = 7,455,892,139.86
  5. Step 5: Solve for x
    x = 7,455,892,139.86/114,505.45
  6. Step 6: Final answer
    x = 65,113.86

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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.