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Finding the Fourth Proportional to 168,945.82, 233,197.11 and 97,373.48

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Solution

The fourth proportional to 168,945.82, 233,197.11 and 97,373.48 is: 134,405.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,945.82 : 233,197.11 = 97,373.48 : x
  2. Step 2: Convert to fraction form
    168,945.82/233,197.11 = 97,373.48/x
  3. Step 3: Cross multiply
    168,945.82x = 233,197.11 × 97,373.48
  4. Step 4: Simplify right side
    168,945.82x = 22,707,212,960.66
  5. Step 5: Solve for x
    x = 22,707,212,960.66/168,945.82
  6. Step 6: Final answer
    x = 134,405.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.