Home / 117,601.89-177,270.77-110,743.35

Finding the Fourth Proportional to 117,601.89, 177,270.77 and 110,743.35

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Solution

The fourth proportional to 117,601.89, 177,270.77 and 110,743.35 is: 166,932.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,601.89 : 177,270.77 = 110,743.35 : x
  2. Step 2: Convert to fraction form
    117,601.89/177,270.77 = 110,743.35/x
  3. Step 3: Cross multiply
    117,601.89x = 177,270.77 × 110,743.35
  4. Step 4: Simplify right side
    117,601.89x = 19,631,558,373.16
  5. Step 5: Solve for x
    x = 19,631,558,373.16/117,601.89
  6. Step 6: Final answer
    x = 166,932.34

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.