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Finding the Fourth Proportional to 97,456.97, 134,490.58 and 52,744.97

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Solution

The fourth proportional to 97,456.97, 134,490.58 and 52,744.97 is: 72,788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,456.97 : 134,490.58 = 52,744.97 : x
  2. Step 2: Convert to fraction form
    97,456.97/134,490.58 = 52,744.97/x
  3. Step 3: Cross multiply
    97,456.97x = 134,490.58 × 52,744.97
  4. Step 4: Simplify right side
    97,456.97x = 7,093,701,811.75
  5. Step 5: Solve for x
    x = 7,093,701,811.75/97,456.97
  6. Step 6: Final answer
    x = 72,788.04

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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.