Home / 71,633.04-107,449.44-19,042.53

Finding the Fourth Proportional to 71,633.04, 107,449.44 and 19,042.53

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Solution

The fourth proportional to 71,633.04, 107,449.44 and 19,042.53 is: 28,563.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,633.04 : 107,449.44 = 19,042.53 : x
  2. Step 2: Convert to fraction form
    71,633.04/107,449.44 = 19,042.53/x
  3. Step 3: Cross multiply
    71,633.04x = 107,449.44 × 19,042.53
  4. Step 4: Simplify right side
    71,633.04x = 2,046,109,184.68
  5. Step 5: Solve for x
    x = 2,046,109,184.68/71,633.04
  6. Step 6: Final answer
    x = 28,563.76

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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.