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Finding the Fourth Proportional to 97,194.58, 134,127.92 and 54,766.78

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Solution

The fourth proportional to 97,194.58, 134,127.92 and 54,766.78 is: 75,577.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,194.58 : 134,127.92 = 54,766.78 : x
  2. Step 2: Convert to fraction form
    97,194.58/134,127.92 = 54,766.78/x
  3. Step 3: Cross multiply
    97,194.58x = 134,127.92 × 54,766.78
  4. Step 4: Simplify right side
    97,194.58x = 7,345,754,088.09
  5. Step 5: Solve for x
    x = 7,345,754,088.09/97,194.58
  6. Step 6: Final answer
    x = 75,577.82

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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.