Home / 214,194.21-320,780.59-124,046.45

Finding the Fourth Proportional to 214,194.21, 320,780.59 and 124,046.45

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Solution

The fourth proportional to 214,194.21, 320,780.59 and 124,046.45 is: 185,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,194.21 : 320,780.59 = 124,046.45 : x
  2. Step 2: Convert to fraction form
    214,194.21/320,780.59 = 124,046.45/x
  3. Step 3: Cross multiply
    214,194.21x = 320,780.59 × 124,046.45
  4. Step 4: Simplify right side
    214,194.21x = 39,791,693,690.17
  5. Step 5: Solve for x
    x = 39,791,693,690.17/214,194.21
  6. Step 6: Final answer
    x = 185,773.90

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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.