Home / 119,021.16-178,530.92-30,273.50

Finding the Fourth Proportional to 119,021.16, 178,530.92 and 30,273.50

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Solution

The fourth proportional to 119,021.16, 178,530.92 and 30,273.50 is: 45,410.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,021.16 : 178,530.92 = 30,273.50 : x
  2. Step 2: Convert to fraction form
    119,021.16/178,530.92 = 30,273.50/x
  3. Step 3: Cross multiply
    119,021.16x = 178,530.92 × 30,273.50
  4. Step 4: Simplify right side
    119,021.16x = 5,404,755,806.62
  5. Step 5: Solve for x
    x = 5,404,755,806.62/119,021.16
  6. Step 6: Final answer
    x = 45,410.04

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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.