Home / 134,826.82-202,174.61-71,677.19

Finding the Fourth Proportional to 134,826.82, 202,174.61 and 71,677.19

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Solution

The fourth proportional to 134,826.82, 202,174.61 and 71,677.19 is: 107,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,826.82 : 202,174.61 = 71,677.19 : x
  2. Step 2: Convert to fraction form
    134,826.82/202,174.61 = 71,677.19/x
  3. Step 3: Cross multiply
    134,826.82x = 202,174.61 × 71,677.19
  4. Step 4: Simplify right side
    134,826.82x = 14,491,307,934.15
  5. Step 5: Solve for x
    x = 14,491,307,934.15/134,826.82
  6. Step 6: Final answer
    x = 107,480.90

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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.