Home / 165,683.88-248,496.66-53,359.56

Finding the Fourth Proportional to 165,683.88, 248,496.66 and 53,359.56

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Solution

The fourth proportional to 165,683.88, 248,496.66 and 53,359.56 is: 80,029.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,683.88 : 248,496.66 = 53,359.56 : x
  2. Step 2: Convert to fraction form
    165,683.88/248,496.66 = 53,359.56/x
  3. Step 3: Cross multiply
    165,683.88x = 248,496.66 × 53,359.56
  4. Step 4: Simplify right side
    165,683.88x = 13,259,672,439.07
  5. Step 5: Solve for x
    x = 13,259,672,439.07/165,683.88
  6. Step 6: Final answer
    x = 80,029.95

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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.