Home / 75,984.36-113,966.82-29,250.60

Finding the Fourth Proportional to 75,984.36, 113,966.82 and 29,250.60

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Solution

The fourth proportional to 75,984.36, 113,966.82 and 29,250.60 is: 43,872.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,984.36 : 113,966.82 = 29,250.60 : x
  2. Step 2: Convert to fraction form
    75,984.36/113,966.82 = 29,250.60/x
  3. Step 3: Cross multiply
    75,984.36x = 113,966.82 × 29,250.60
  4. Step 4: Simplify right side
    75,984.36x = 3,333,597,865.09
  5. Step 5: Solve for x
    x = 3,333,597,865.09/75,984.36
  6. Step 6: Final answer
    x = 43,872.16

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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.