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Finding the Fourth Proportional to 95,388.80, 143,102.40 and 33,046.40

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Solution

The fourth proportional to 95,388.80, 143,102.40 and 33,046.40 is: 49,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,388.80 : 143,102.40 = 33,046.40 : x
  2. Step 2: Convert to fraction form
    95,388.80/143,102.40 = 33,046.40/x
  3. Step 3: Cross multiply
    95,388.80x = 143,102.40 × 33,046.40
  4. Step 4: Simplify right side
    95,388.80x = 4,729,019,151.36
  5. Step 5: Solve for x
    x = 4,729,019,151.36/95,388.80
  6. Step 6: Final answer
    x = 49,576.25

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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.