Home / 79,214.29-118,836.42-31,833.07

Finding the Fourth Proportional to 79,214.29, 118,836.42 and 31,833.07

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Solution

The fourth proportional to 79,214.29, 118,836.42 and 31,833.07 is: 47,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,214.29 : 118,836.42 = 31,833.07 : x
  2. Step 2: Convert to fraction form
    79,214.29/118,836.42 = 31,833.07/x
  3. Step 3: Cross multiply
    79,214.29x = 118,836.42 × 31,833.07
  4. Step 4: Simplify right side
    79,214.29x = 3,782,928,076.41
  5. Step 5: Solve for x
    x = 3,782,928,076.41/79,214.29
  6. Step 6: Final answer
    x = 47,755.63

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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.