Home / 79,231.01-118,839.36-29,311.52

Finding the Fourth Proportional to 79,231.01, 118,839.36 and 29,311.52

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Solution

The fourth proportional to 79,231.01, 118,839.36 and 29,311.52 is: 43,964.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,231.01 : 118,839.36 = 29,311.52 : x
  2. Step 2: Convert to fraction form
    79,231.01/118,839.36 = 29,311.52/x
  3. Step 3: Cross multiply
    79,231.01x = 118,839.36 × 29,311.52
  4. Step 4: Simplify right side
    79,231.01x = 3,483,361,833.77
  5. Step 5: Solve for x
    x = 3,483,361,833.77/79,231.01
  6. Step 6: Final answer
    x = 43,964.63

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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.