Home / 118,180-177,170.57-54,968.01

Finding the Fourth Proportional to 118,180, 177,170.57 and 54,968.01

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Solution

The fourth proportional to 118,180, 177,170.57 and 54,968.01 is: 82,405.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,180 : 177,170.57 = 54,968.01 : x
  2. Step 2: Convert to fraction form
    118,180/177,170.57 = 54,968.01/x
  3. Step 3: Cross multiply
    118,180x = 177,170.57 × 54,968.01
  4. Step 4: Simplify right side
    118,180x = 9,738,713,663.47
  5. Step 5: Solve for x
    x = 9,738,713,663.47/118,180
  6. Step 6: Final answer
    x = 82,405.77

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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.