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Finding the Fourth Proportional to 79,217.58, 118,827.06 and 63,383.37

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Solution

The fourth proportional to 79,217.58, 118,827.06 and 63,383.37 is: 95,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,217.58 : 118,827.06 = 63,383.37 : x
  2. Step 2: Convert to fraction form
    79,217.58/118,827.06 = 63,383.37/x
  3. Step 3: Cross multiply
    79,217.58x = 118,827.06 × 63,383.37
  4. Step 4: Simplify right side
    79,217.58x = 7,531,659,509.99
  5. Step 5: Solve for x
    x = 7,531,659,509.99/79,217.58
  6. Step 6: Final answer
    x = 95,075.61

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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.