Home / 86,241.47-129,208.30-46,773.41

Finding the Fourth Proportional to 86,241.47, 129,208.30 and 46,773.41

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Solution

The fourth proportional to 86,241.47, 129,208.30 and 46,773.41 is: 70,076.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,241.47 : 129,208.30 = 46,773.41 : x
  2. Step 2: Convert to fraction form
    86,241.47/129,208.30 = 46,773.41/x
  3. Step 3: Cross multiply
    86,241.47x = 129,208.30 × 46,773.41
  4. Step 4: Simplify right side
    86,241.47x = 6,043,512,028.33
  5. Step 5: Solve for x
    x = 6,043,512,028.33/86,241.47
  6. Step 6: Final answer
    x = 70,076.64

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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.