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Finding the Fourth Proportional to 79,661.98, 119,451.81 and 23,494.94

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Solution

The fourth proportional to 79,661.98, 119,451.81 and 23,494.94 is: 35,230.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,661.98 : 119,451.81 = 23,494.94 : x
  2. Step 2: Convert to fraction form
    79,661.98/119,451.81 = 23,494.94/x
  3. Step 3: Cross multiply
    79,661.98x = 119,451.81 × 23,494.94
  4. Step 4: Simplify right side
    79,661.98x = 2,806,513,047.63
  5. Step 5: Solve for x
    x = 2,806,513,047.63/79,661.98
  6. Step 6: Final answer
    x = 35,230.27

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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.