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Finding the Fourth Proportional to 95,654.94, 143,417.47 and 53,563.96

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Solution

The fourth proportional to 95,654.94, 143,417.47 and 53,563.96 is: 80,309.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,654.94 : 143,417.47 = 53,563.96 : x
  2. Step 2: Convert to fraction form
    95,654.94/143,417.47 = 53,563.96/x
  3. Step 3: Cross multiply
    95,654.94x = 143,417.47 × 53,563.96
  4. Step 4: Simplify right side
    95,654.94x = 7,682,007,626.38
  5. Step 5: Solve for x
    x = 7,682,007,626.38/95,654.94
  6. Step 6: Final answer
    x = 80,309.58

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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.