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Finding the Fourth Proportional to 73,108.96, 100,884.73 and 41,281.00

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Solution

The fourth proportional to 73,108.96, 100,884.73 and 41,281.00 is: 56,964.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,108.96 : 100,884.73 = 41,281.00 : x
  2. Step 2: Convert to fraction form
    73,108.96/100,884.73 = 41,281.00/x
  3. Step 3: Cross multiply
    73,108.96x = 100,884.73 × 41,281.00
  4. Step 4: Simplify right side
    73,108.96x = 4,164,621,828.30
  5. Step 5: Solve for x
    x = 4,164,621,828.30/73,108.96
  6. Step 6: Final answer
    x = 56,964.59

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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.