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Finding the Fourth Proportional to 75,606.84, 104,337.72 and 41,618.70

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Solution

The fourth proportional to 75,606.84, 104,337.72 and 41,618.70 is: 57,433.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,606.84 : 104,337.72 = 41,618.70 : x
  2. Step 2: Convert to fraction form
    75,606.84/104,337.72 = 41,618.70/x
  3. Step 3: Cross multiply
    75,606.84x = 104,337.72 × 41,618.70
  4. Step 4: Simplify right side
    75,606.84x = 4,342,400,267.36
  5. Step 5: Solve for x
    x = 4,342,400,267.36/75,606.84
  6. Step 6: Final answer
    x = 57,433.96

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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.