Home / 119,919.70-179,880.06-31,166.92

Finding the Fourth Proportional to 119,919.70, 179,880.06 and 31,166.92

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Solution

The fourth proportional to 119,919.70, 179,880.06 and 31,166.92 is: 46,750.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,919.70 : 179,880.06 = 31,166.92 : x
  2. Step 2: Convert to fraction form
    119,919.70/179,880.06 = 31,166.92/x
  3. Step 3: Cross multiply
    119,919.70x = 179,880.06 × 31,166.92
  4. Step 4: Simplify right side
    119,919.70x = 5,606,307,439.62
  5. Step 5: Solve for x
    x = 5,606,307,439.62/119,919.70
  6. Step 6: Final answer
    x = 46,750.51

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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.