Home / 119,895.73-179,804.66-39,912.21

Finding the Fourth Proportional to 119,895.73, 179,804.66 and 39,912.21

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Solution

The fourth proportional to 119,895.73, 179,804.66 and 39,912.21 is: 59,855.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,895.73 : 179,804.66 = 39,912.21 : x
  2. Step 2: Convert to fraction form
    119,895.73/179,804.66 = 39,912.21/x
  3. Step 3: Cross multiply
    119,895.73x = 179,804.66 × 39,912.21
  4. Step 4: Simplify right side
    119,895.73x = 7,176,401,184.21
  5. Step 5: Solve for x
    x = 7,176,401,184.21/119,895.73
  6. Step 6: Final answer
    x = 59,855.35

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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.