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Finding the Fourth Proportional to 79,659.83, 119,478.22 and 23,497.17

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Solution

The fourth proportional to 79,659.83, 119,478.22 and 23,497.17 is: 35,242.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,659.83 : 119,478.22 = 23,497.17 : x
  2. Step 2: Convert to fraction form
    79,659.83/119,478.22 = 23,497.17/x
  3. Step 3: Cross multiply
    79,659.83x = 119,478.22 × 23,497.17
  4. Step 4: Simplify right side
    79,659.83x = 2,807,400,046.64
  5. Step 5: Solve for x
    x = 2,807,400,046.64/79,659.83
  6. Step 6: Final answer
    x = 35,242.36

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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.