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Finding the Fourth Proportional to 114,352.69, 171,520.79 and 35,464.86

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Solution

The fourth proportional to 114,352.69, 171,520.79 and 35,464.86 is: 53,194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,352.69 : 171,520.79 = 35,464.86 : x
  2. Step 2: Convert to fraction form
    114,352.69/171,520.79 = 35,464.86/x
  3. Step 3: Cross multiply
    114,352.69x = 171,520.79 × 35,464.86
  4. Step 4: Simplify right side
    114,352.69x = 6,082,961,309.01
  5. Step 5: Solve for x
    x = 6,082,961,309.01/114,352.69
  6. Step 6: Final answer
    x = 53,194.74

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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.