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Finding the Fourth Proportional to 84,493.25, 116,600.79 and 52,662.13

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Solution

The fourth proportional to 84,493.25, 116,600.79 and 52,662.13 is: 72,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,493.25 : 116,600.79 = 52,662.13 : x
  2. Step 2: Convert to fraction form
    84,493.25/116,600.79 = 52,662.13/x
  3. Step 3: Cross multiply
    84,493.25x = 116,600.79 × 52,662.13
  4. Step 4: Simplify right side
    84,493.25x = 6,140,445,378.08
  5. Step 5: Solve for x
    x = 6,140,445,378.08/84,493.25
  6. Step 6: Final answer
    x = 72,673.80

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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.