Home / 214,640.73-296,189.39-119,139.91

Finding the Fourth Proportional to 214,640.73, 296,189.39 and 119,139.91

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Solution

The fourth proportional to 214,640.73, 296,189.39 and 119,139.91 is: 164,404.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,640.73 : 296,189.39 = 119,139.91 : x
  2. Step 2: Convert to fraction form
    214,640.73/296,189.39 = 119,139.91/x
  3. Step 3: Cross multiply
    214,640.73x = 296,189.39 × 119,139.91
  4. Step 4: Simplify right side
    214,640.73x = 35,287,977,267.55
  5. Step 5: Solve for x
    x = 35,287,977,267.55/214,640.73
  6. Step 6: Final answer
    x = 164,404.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.