Home / 118,231.46-177,342.22-55,029.84

Finding the Fourth Proportional to 118,231.46, 177,342.22 and 55,029.84

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Solution

The fourth proportional to 118,231.46, 177,342.22 and 55,029.84 is: 82,542.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,231.46 : 177,342.22 = 55,029.84 : x
  2. Step 2: Convert to fraction form
    118,231.46/177,342.22 = 55,029.84/x
  3. Step 3: Cross multiply
    118,231.46x = 177,342.22 × 55,029.84
  4. Step 4: Simplify right side
    118,231.46x = 9,759,113,991.84
  5. Step 5: Solve for x
    x = 9,759,113,991.84/118,231.46
  6. Step 6: Final answer
    x = 82,542.45

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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.