Home / 118,625.06-177,939.66-43,706.64

Finding the Fourth Proportional to 118,625.06, 177,939.66 and 43,706.64

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Solution

The fourth proportional to 118,625.06, 177,939.66 and 43,706.64 is: 65,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,625.06 : 177,939.66 = 43,706.64 : x
  2. Step 2: Convert to fraction form
    118,625.06/177,939.66 = 43,706.64/x
  3. Step 3: Cross multiply
    118,625.06x = 177,939.66 × 43,706.64
  4. Step 4: Simplify right side
    118,625.06x = 7,777,145,492.52
  5. Step 5: Solve for x
    x = 7,777,145,492.52/118,625.06
  6. Step 6: Final answer
    x = 65,560.73

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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.