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Finding the Fourth Proportional to 75,369.64, 104,004.90 and 41,833

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Solution

The fourth proportional to 75,369.64, 104,004.90 and 41,833 is: 57,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,369.64 : 104,004.90 = 41,833 : x
  2. Step 2: Convert to fraction form
    75,369.64/104,004.90 = 41,833/x
  3. Step 3: Cross multiply
    75,369.64x = 104,004.90 × 41,833
  4. Step 4: Simplify right side
    75,369.64x = 4,350,836,981.70
  5. Step 5: Solve for x
    x = 4,350,836,981.70/75,369.64
  6. Step 6: Final answer
    x = 57,726.65

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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.