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Finding the Fourth Proportional to 79,673.48, 119,484.30 and 26,355.43

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Solution

The fourth proportional to 79,673.48, 119,484.30 and 26,355.43 is: 39,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,673.48 : 119,484.30 = 26,355.43 : x
  2. Step 2: Convert to fraction form
    79,673.48/119,484.30 = 26,355.43/x
  3. Step 3: Cross multiply
    79,673.48x = 119,484.30 × 26,355.43
  4. Step 4: Simplify right side
    79,673.48x = 3,149,060,104.75
  5. Step 5: Solve for x
    x = 3,149,060,104.75/79,673.48
  6. Step 6: Final answer
    x = 39,524.57

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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.