Home / 165,022.00-247,493.36-76,190.15

Finding the Fourth Proportional to 165,022.00, 247,493.36 and 76,190.15

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Solution

The fourth proportional to 165,022.00, 247,493.36 and 76,190.15 is: 114,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,022.00 : 247,493.36 = 76,190.15 : x
  2. Step 2: Convert to fraction form
    165,022.00/247,493.36 = 76,190.15/x
  3. Step 3: Cross multiply
    165,022.00x = 247,493.36 × 76,190.15
  4. Step 4: Simplify right side
    165,022.00x = 18,856,557,031.61
  5. Step 5: Solve for x
    x = 18,856,557,031.61/165,022.00
  6. Step 6: Final answer
    x = 114,266.93

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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.