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Finding the Fourth Proportional to 95,969.94, 143,955.15 and 49,197.30

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Solution

The fourth proportional to 95,969.94, 143,955.15 and 49,197.30 is: 73,796.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,969.94 : 143,955.15 = 49,197.30 : x
  2. Step 2: Convert to fraction form
    95,969.94/143,955.15 = 49,197.30/x
  3. Step 3: Cross multiply
    95,969.94x = 143,955.15 × 49,197.30
  4. Step 4: Simplify right side
    95,969.94x = 7,082,204,701.10
  5. Step 5: Solve for x
    x = 7,082,204,701.10/95,969.94
  6. Step 6: Final answer
    x = 73,796.07

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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.