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Finding the Fourth Proportional to 73,290.64, 101,141.04 and 41,458.88

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Solution

The fourth proportional to 73,290.64, 101,141.04 and 41,458.88 is: 57,213.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,290.64 : 101,141.04 = 41,458.88 : x
  2. Step 2: Convert to fraction form
    73,290.64/101,141.04 = 41,458.88/x
  3. Step 3: Cross multiply
    73,290.64x = 101,141.04 × 41,458.88
  4. Step 4: Simplify right side
    73,290.64x = 4,193,194,240.44
  5. Step 5: Solve for x
    x = 4,193,194,240.44/73,290.64
  6. Step 6: Final answer
    x = 57,213.23

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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.