Home / 119,874.23-179,668.36-55,745.81

Finding the Fourth Proportional to 119,874.23, 179,668.36 and 55,745.81

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Solution

The fourth proportional to 119,874.23, 179,668.36 and 55,745.81 is: 83,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,874.23 : 179,668.36 = 55,745.81 : x
  2. Step 2: Convert to fraction form
    119,874.23/179,668.36 = 55,745.81/x
  3. Step 3: Cross multiply
    119,874.23x = 179,668.36 × 55,745.81
  4. Step 4: Simplify right side
    119,874.23x = 10,015,758,441.55
  5. Step 5: Solve for x
    x = 10,015,758,441.55/119,874.23
  6. Step 6: Final answer
    x = 83,552.22

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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.