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Finding the Fourth Proportional to 79,412.59, 119,093.63 and 26,092.28

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Solution

The fourth proportional to 79,412.59, 119,093.63 and 26,092.28 is: 39,130.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,412.59 : 119,093.63 = 26,092.28 : x
  2. Step 2: Convert to fraction form
    79,412.59/119,093.63 = 26,092.28/x
  3. Step 3: Cross multiply
    79,412.59x = 119,093.63 × 26,092.28
  4. Step 4: Simplify right side
    79,412.59x = 3,107,423,614.25
  5. Step 5: Solve for x
    x = 3,107,423,614.25/79,412.59
  6. Step 6: Final answer
    x = 39,130.11

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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.