Home / 79,182.05-118,752.30-29,276.42

Finding the Fourth Proportional to 79,182.05, 118,752.30 and 29,276.42

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Solution

The fourth proportional to 79,182.05, 118,752.30 and 29,276.42 is: 43,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,182.05 : 118,752.30 = 29,276.42 : x
  2. Step 2: Convert to fraction form
    79,182.05/118,752.30 = 29,276.42/x
  3. Step 3: Cross multiply
    79,182.05x = 118,752.30 × 29,276.42
  4. Step 4: Simplify right side
    79,182.05x = 3,476,641,617.00
  5. Step 5: Solve for x
    x = 3,476,641,617.00/79,182.05
  6. Step 6: Final answer
    x = 43,906.94

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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.