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Finding the Fourth Proportional to 79,334.56, 118,846.32 and 34,855.84

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Solution

The fourth proportional to 79,334.56, 118,846.32 and 34,855.84 is: 52,215.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,334.56 : 118,846.32 = 34,855.84 : x
  2. Step 2: Convert to fraction form
    79,334.56/118,846.32 = 34,855.84/x
  3. Step 3: Cross multiply
    79,334.56x = 118,846.32 × 34,855.84
  4. Step 4: Simplify right side
    79,334.56x = 4,142,488,314.51
  5. Step 5: Solve for x
    x = 4,142,488,314.51/79,334.56
  6. Step 6: Final answer
    x = 52,215.43

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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.