Home / 214,827.60-322,241.40-136,030.80

Finding the Fourth Proportional to 214,827.60, 322,241.40 and 136,030.80

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Solution

The fourth proportional to 214,827.60, 322,241.40 and 136,030.80 is: 204,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,827.60 : 322,241.40 = 136,030.80 : x
  2. Step 2: Convert to fraction form
    214,827.60/322,241.40 = 136,030.80/x
  3. Step 3: Cross multiply
    214,827.60x = 322,241.40 × 136,030.80
  4. Step 4: Simplify right side
    214,827.60x = 43,834,755,435.12
  5. Step 5: Solve for x
    x = 43,834,755,435.12/214,827.60
  6. Step 6: Final answer
    x = 204,046.20

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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.