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Finding the Fourth Proportional to 79,814.77, 119,740.94 and 23,655.34

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Solution

The fourth proportional to 79,814.77, 119,740.94 and 23,655.34 is: 35,488.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,814.77 : 119,740.94 = 23,655.34 : x
  2. Step 2: Convert to fraction form
    79,814.77/119,740.94 = 23,655.34/x
  3. Step 3: Cross multiply
    79,814.77x = 119,740.94 × 23,655.34
  4. Step 4: Simplify right side
    79,814.77x = 2,832,512,767.73
  5. Step 5: Solve for x
    x = 2,832,512,767.73/79,814.77
  6. Step 6: Final answer
    x = 35,488.58

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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.