Home / 119,687.22-179,428.77-40,758.39

Finding the Fourth Proportional to 119,687.22, 179,428.77 and 40,758.39

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Solution

The fourth proportional to 119,687.22, 179,428.77 and 40,758.39 is: 61,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,687.22 : 179,428.77 = 40,758.39 : x
  2. Step 2: Convert to fraction form
    119,687.22/179,428.77 = 40,758.39/x
  3. Step 3: Cross multiply
    119,687.22x = 179,428.77 × 40,758.39
  4. Step 4: Simplify right side
    119,687.22x = 7,313,227,784.88
  5. Step 5: Solve for x
    x = 7,313,227,784.88/119,687.22
  6. Step 6: Final answer
    x = 61,102.83

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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.