Home / 214,836.10-322,254.15-121,524.10

Finding the Fourth Proportional to 214,836.10, 322,254.15 and 121,524.10

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Solution

The fourth proportional to 214,836.10, 322,254.15 and 121,524.10 is: 182,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,836.10 : 322,254.15 = 121,524.10 : x
  2. Step 2: Convert to fraction form
    214,836.10/322,254.15 = 121,524.10/x
  3. Step 3: Cross multiply
    214,836.10x = 322,254.15 × 121,524.10
  4. Step 4: Simplify right side
    214,836.10x = 39,161,645,550.02
  5. Step 5: Solve for x
    x = 39,161,645,550.02/214,836.10
  6. Step 6: Final answer
    x = 182,286.15

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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.