Home / 95,485.94-143,129.13-53,304.18

Finding the Fourth Proportional to 95,485.94, 143,129.13 and 53,304.18

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Solution

The fourth proportional to 95,485.94, 143,129.13 and 53,304.18 is: 79,900.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,485.94 : 143,129.13 = 53,304.18 : x
  2. Step 2: Convert to fraction form
    95,485.94/143,129.13 = 53,304.18/x
  3. Step 3: Cross multiply
    95,485.94x = 143,129.13 × 53,304.18
  4. Step 4: Simplify right side
    95,485.94x = 7,629,380,172.14
  5. Step 5: Solve for x
    x = 7,629,380,172.14/95,485.94
  6. Step 6: Final answer
    x = 79,900.56

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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.