Home / 118,098.12-177,130.56-33,865.50

Finding the Fourth Proportional to 118,098.12, 177,130.56 and 33,865.50

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Solution

The fourth proportional to 118,098.12, 177,130.56 and 33,865.50 is: 50,793.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098.12 : 177,130.56 = 33,865.50 : x
  2. Step 2: Convert to fraction form
    118,098.12/177,130.56 = 33,865.50/x
  3. Step 3: Cross multiply
    118,098.12x = 177,130.56 × 33,865.50
  4. Step 4: Simplify right side
    118,098.12x = 5,998,614,979.68
  5. Step 5: Solve for x
    x = 5,998,614,979.68/118,098.12
  6. Step 6: Final answer
    x = 50,793.48

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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.