Home / 75,654.90-113,429.78-33,512.02

Finding the Fourth Proportional to 75,654.90, 113,429.78 and 33,512.02

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Solution

The fourth proportional to 75,654.90, 113,429.78 and 33,512.02 is: 50,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,654.90 : 113,429.78 = 33,512.02 : x
  2. Step 2: Convert to fraction form
    75,654.90/113,429.78 = 33,512.02/x
  3. Step 3: Cross multiply
    75,654.90x = 113,429.78 × 33,512.02
  4. Step 4: Simplify right side
    75,654.90x = 3,801,261,055.96
  5. Step 5: Solve for x
    x = 3,801,261,055.96/75,654.90
  6. Step 6: Final answer
    x = 50,244.74

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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.