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Finding the Fourth Proportional to 95,539.59, 143,310.80 and 36,378.54

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Solution

The fourth proportional to 95,539.59, 143,310.80 and 36,378.54 is: 54,568.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,539.59 : 143,310.80 = 36,378.54 : x
  2. Step 2: Convert to fraction form
    95,539.59/143,310.80 = 36,378.54/x
  3. Step 3: Cross multiply
    95,539.59x = 143,310.80 × 36,378.54
  4. Step 4: Simplify right side
    95,539.59x = 5,213,437,761.18
  5. Step 5: Solve for x
    x = 5,213,437,761.18/95,539.59
  6. Step 6: Final answer
    x = 54,568.35

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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.