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Finding the Fourth Proportional to 73,341.65, 101,213.89 and 41,509.87

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Solution

The fourth proportional to 73,341.65, 101,213.89 and 41,509.87 is: 57,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,341.65 : 101,213.89 = 41,509.87 : x
  2. Step 2: Convert to fraction form
    73,341.65/101,213.89 = 41,509.87/x
  3. Step 3: Cross multiply
    73,341.65x = 101,213.89 × 41,509.87
  4. Step 4: Simplify right side
    73,341.65x = 4,201,375,059.28
  5. Step 5: Solve for x
    x = 4,201,375,059.28/73,341.65
  6. Step 6: Final answer
    x = 57,284.98

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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.