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Finding the Fourth Proportional to 95,970.44, 143,955.90 and 49,197.80

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Solution

The fourth proportional to 95,970.44, 143,955.90 and 49,197.80 is: 73,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,970.44 : 143,955.90 = 49,197.80 : x
  2. Step 2: Convert to fraction form
    95,970.44/143,955.90 = 49,197.80/x
  3. Step 3: Cross multiply
    95,970.44x = 143,955.90 × 49,197.80
  4. Step 4: Simplify right side
    95,970.44x = 7,082,313,577.02
  5. Step 5: Solve for x
    x = 7,082,313,577.02/95,970.44
  6. Step 6: Final answer
    x = 73,796.82

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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.