Home / 214,010.10-321,146.37-95,781.42

Finding the Fourth Proportional to 214,010.10, 321,146.37 and 95,781.42

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Solution

The fourth proportional to 214,010.10, 321,146.37 and 95,781.42 is: 143,730.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,010.10 : 321,146.37 = 95,781.42 : x
  2. Step 2: Convert to fraction form
    214,010.10/321,146.37 = 95,781.42/x
  3. Step 3: Cross multiply
    214,010.10x = 321,146.37 × 95,781.42
  4. Step 4: Simplify right side
    214,010.10x = 30,759,855,346.45
  5. Step 5: Solve for x
    x = 30,759,855,346.45/214,010.10
  6. Step 6: Final answer
    x = 143,730.86

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1.5x scale

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.