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Finding the Fourth Proportional to 65,296.75, 97,945.11 and 43,104.93

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Solution

The fourth proportional to 65,296.75, 97,945.11 and 43,104.93 is: 64,657.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,296.75 : 97,945.11 = 43,104.93 : x
  2. Step 2: Convert to fraction form
    65,296.75/97,945.11 = 43,104.93/x
  3. Step 3: Cross multiply
    65,296.75x = 97,945.11 × 43,104.93
  4. Step 4: Simplify right side
    65,296.75x = 4,221,917,110.39
  5. Step 5: Solve for x
    x = 4,221,917,110.39/65,296.75
  6. Step 6: Final answer
    x = 64,657.39

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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.