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Finding the Fourth Proportional to 73,001.84, 100,745.94 and 41,170.05

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Solution

The fourth proportional to 73,001.84, 100,745.94 and 41,170.05 is: 56,816.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,001.84 : 100,745.94 = 41,170.05 : x
  2. Step 2: Convert to fraction form
    73,001.84/100,745.94 = 41,170.05/x
  3. Step 3: Cross multiply
    73,001.84x = 100,745.94 × 41,170.05
  4. Step 4: Simplify right side
    73,001.84x = 4,147,715,541.48
  5. Step 5: Solve for x
    x = 4,147,715,541.48/73,001.84
  6. Step 6: Final answer
    x = 56,816.59

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1.5x scale

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.