Home / 71,893.03-107,839.55-21,973.27

Finding the Fourth Proportional to 71,893.03, 107,839.55 and 21,973.27

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Solution

The fourth proportional to 71,893.03, 107,839.55 and 21,973.27 is: 32,959.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,893.03 : 107,839.55 = 21,973.27 : x
  2. Step 2: Convert to fraction form
    71,893.03/107,839.55 = 21,973.27/x
  3. Step 3: Cross multiply
    71,893.03x = 107,839.55 × 21,973.27
  4. Step 4: Simplify right side
    71,893.03x = 2,369,587,438.96
  5. Step 5: Solve for x
    x = 2,369,587,438.96/71,893.03
  6. Step 6: Final answer
    x = 32,959.91

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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.