Home / 120,080.29-180,124.08-41,193.38

Finding the Fourth Proportional to 120,080.29, 180,124.08 and 41,193.38

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Solution

The fourth proportional to 120,080.29, 180,124.08 and 41,193.38 is: 61,791.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,080.29 : 180,124.08 = 41,193.38 : x
  2. Step 2: Convert to fraction form
    120,080.29/180,124.08 = 41,193.38/x
  3. Step 3: Cross multiply
    120,080.29x = 180,124.08 × 41,193.38
  4. Step 4: Simplify right side
    120,080.29x = 7,419,919,674.59
  5. Step 5: Solve for x
    x = 7,419,919,674.59/120,080.29
  6. Step 6: Final answer
    x = 61,791.32

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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.