Home / 118,414.41-177,633.56-38,449.03

Finding the Fourth Proportional to 118,414.41, 177,633.56 and 38,449.03

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Solution

The fourth proportional to 118,414.41, 177,633.56 and 38,449.03 is: 57,677.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,414.41 : 177,633.56 = 38,449.03 : x
  2. Step 2: Convert to fraction form
    118,414.41/177,633.56 = 38,449.03/x
  3. Step 3: Cross multiply
    118,414.41x = 177,633.56 × 38,449.03
  4. Step 4: Simplify right side
    118,414.41x = 6,829,837,846.27
  5. Step 5: Solve for x
    x = 6,829,837,846.27/118,414.41
  6. Step 6: Final answer
    x = 57,677.42

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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.