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Finding the Fourth Proportional to 73,187.48, 100,994.52 and 41,356.88

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Solution

The fourth proportional to 73,187.48, 100,994.52 and 41,356.88 is: 57,070.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,187.48 : 100,994.52 = 41,356.88 : x
  2. Step 2: Convert to fraction form
    73,187.48/100,994.52 = 41,356.88/x
  3. Step 3: Cross multiply
    73,187.48x = 100,994.52 × 41,356.88
  4. Step 4: Simplify right side
    73,187.48x = 4,176,818,244.30
  5. Step 5: Solve for x
    x = 4,176,818,244.30/73,187.48
  6. Step 6: Final answer
    x = 57,070.12

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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.