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Finding the Fourth Proportional to 95,796.40, 143,694.60 and 62,618.80

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Solution

The fourth proportional to 95,796.40, 143,694.60 and 62,618.80 is: 93,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,796.40 : 143,694.60 = 62,618.80 : x
  2. Step 2: Convert to fraction form
    95,796.40/143,694.60 = 62,618.80/x
  3. Step 3: Cross multiply
    95,796.40x = 143,694.60 × 62,618.80
  4. Step 4: Simplify right side
    95,796.40x = 8,997,983,418.48
  5. Step 5: Solve for x
    x = 8,997,983,418.48/95,796.40
  6. Step 6: Final answer
    x = 93,928.20

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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.