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Finding the Fourth Proportional to 73,059.40, 100,827.30 and 41,231.08

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Solution

The fourth proportional to 73,059.40, 100,827.30 and 41,231.08 is: 56,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,059.40 : 100,827.30 = 41,231.08 : x
  2. Step 2: Convert to fraction form
    73,059.40/100,827.30 = 41,231.08/x
  3. Step 3: Cross multiply
    73,059.40x = 100,827.30 × 41,231.08
  4. Step 4: Simplify right side
    73,059.40x = 4,157,218,472.48
  5. Step 5: Solve for x
    x = 4,157,218,472.48/73,059.40
  6. Step 6: Final answer
    x = 56,901.90

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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.