Home / 71,932.23-107,899.35-27,561.24

Finding the Fourth Proportional to 71,932.23, 107,899.35 and 27,561.24

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Solution

The fourth proportional to 71,932.23, 107,899.35 and 27,561.24 is: 41,342.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,932.23 : 107,899.35 = 27,561.24 : x
  2. Step 2: Convert to fraction form
    71,932.23/107,899.35 = 27,561.24/x
  3. Step 3: Cross multiply
    71,932.23x = 107,899.35 × 27,561.24
  4. Step 4: Simplify right side
    71,932.23x = 2,973,839,881.19
  5. Step 5: Solve for x
    x = 2,973,839,881.19/71,932.23
  6. Step 6: Final answer
    x = 41,342.25

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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.