Home / 461,540.32-692,189.82-137,241.09

Finding the Fourth Proportional to 461,540.32, 692,189.82 and 137,241.09

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Solution

The fourth proportional to 461,540.32, 692,189.82 and 137,241.09 is: 205,825.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,540.32 : 692,189.82 = 137,241.09 : x
  2. Step 2: Convert to fraction form
    461,540.32/692,189.82 = 137,241.09/x
  3. Step 3: Cross multiply
    461,540.32x = 692,189.82 × 137,241.09
  4. Step 4: Simplify right side
    461,540.32x = 94,996,885,383.70
  5. Step 5: Solve for x
    x = 94,996,885,383.70/461,540.32
  6. Step 6: Final answer
    x = 205,825.76

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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.