Home / 234,214.73-351,212.34-84,435.20

Finding the Fourth Proportional to 234,214.73, 351,212.34 and 84,435.20

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Solution

The fourth proportional to 234,214.73, 351,212.34 and 84,435.20 is: 126,613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,214.73 : 351,212.34 = 84,435.20 : x
  2. Step 2: Convert to fraction form
    234,214.73/351,212.34 = 84,435.20/x
  3. Step 3: Cross multiply
    234,214.73x = 351,212.34 × 84,435.20
  4. Step 4: Simplify right side
    234,214.73x = 29,654,684,170.37
  5. Step 5: Solve for x
    x = 29,654,684,170.37/234,214.73
  6. Step 6: Final answer
    x = 126,613.23

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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.