Home / 118,108.31-177,171.13-50,574.48

Finding the Fourth Proportional to 118,108.31, 177,171.13 and 50,574.48

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Solution

The fourth proportional to 118,108.31, 177,171.13 and 50,574.48 is: 75,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,108.31 : 177,171.13 = 50,574.48 : x
  2. Step 2: Convert to fraction form
    118,108.31/177,171.13 = 50,574.48/x
  3. Step 3: Cross multiply
    118,108.31x = 177,171.13 × 50,574.48
  4. Step 4: Simplify right side
    118,108.31x = 8,960,338,166.18
  5. Step 5: Solve for x
    x = 8,960,338,166.18/118,108.31
  6. Step 6: Final answer
    x = 75,865.43

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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.