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Finding the Fourth Proportional to 79,340.56, 119,014.80 and 26,027.82

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Solution

The fourth proportional to 79,340.56, 119,014.80 and 26,027.82 is: 39,043.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,340.56 : 119,014.80 = 26,027.82 : x
  2. Step 2: Convert to fraction form
    79,340.56/119,014.80 = 26,027.82/x
  3. Step 3: Cross multiply
    79,340.56x = 119,014.80 × 26,027.82
  4. Step 4: Simplify right side
    79,340.56x = 3,097,695,791.74
  5. Step 5: Solve for x
    x = 3,097,695,791.74/79,340.56
  6. Step 6: Final answer
    x = 39,043.03

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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.