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Finding the Fourth Proportional to 79,893.56, 119,744.98 and 37,141.22

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Solution

The fourth proportional to 79,893.56, 119,744.98 and 37,141.22 is: 55,667.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,893.56 : 119,744.98 = 37,141.22 : x
  2. Step 2: Convert to fraction form
    79,893.56/119,744.98 = 37,141.22/x
  3. Step 3: Cross multiply
    79,893.56x = 119,744.98 × 37,141.22
  4. Step 4: Simplify right side
    79,893.56x = 4,447,474,646.08
  5. Step 5: Solve for x
    x = 4,447,474,646.08/79,893.56
  6. Step 6: Final answer
    x = 55,667.50

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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.