Home / 118,034.21-177,048.13-29,286.66

Finding the Fourth Proportional to 118,034.21, 177,048.13 and 29,286.66

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Solution

The fourth proportional to 118,034.21, 177,048.13 and 29,286.66 is: 43,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,034.21 : 177,048.13 = 29,286.66 : x
  2. Step 2: Convert to fraction form
    118,034.21/177,048.13 = 29,286.66/x
  3. Step 3: Cross multiply
    118,034.21x = 177,048.13 × 29,286.66
  4. Step 4: Simplify right side
    118,034.21x = 5,185,149,032.57
  5. Step 5: Solve for x
    x = 5,185,149,032.57/118,034.21
  6. Step 6: Final answer
    x = 43,929.20

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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.