Home / 71,903.02-107,869.11-27,531.22

Finding the Fourth Proportional to 71,903.02, 107,869.11 and 27,531.22

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Solution

The fourth proportional to 71,903.02, 107,869.11 and 27,531.22 is: 41,302.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,903.02 : 107,869.11 = 27,531.22 : x
  2. Step 2: Convert to fraction form
    71,903.02/107,869.11 = 27,531.22/x
  3. Step 3: Cross multiply
    71,903.02x = 107,869.11 × 27,531.22
  4. Step 4: Simplify right side
    71,903.02x = 2,969,768,198.61
  5. Step 5: Solve for x
    x = 2,969,768,198.61/71,903.02
  6. Step 6: Final answer
    x = 41,302.41

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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.