Home / 118,664.64-177,625.44-65,904.48

Finding the Fourth Proportional to 118,664.64, 177,625.44 and 65,904.48

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Solution

The fourth proportional to 118,664.64, 177,625.44 and 65,904.48 is: 98,650.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,664.64 : 177,625.44 = 65,904.48 : x
  2. Step 2: Convert to fraction form
    118,664.64/177,625.44 = 65,904.48/x
  3. Step 3: Cross multiply
    118,664.64x = 177,625.44 × 65,904.48
  4. Step 4: Simplify right side
    118,664.64x = 11,706,312,257.97
  5. Step 5: Solve for x
    x = 11,706,312,257.97/118,664.64
  6. Step 6: Final answer
    x = 98,650.38

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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.