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Finding the Fourth Proportional to 52,908.85, 79,363.28 and 41,230.81

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Solution

The fourth proportional to 52,908.85, 79,363.28 and 41,230.81 is: 61,846.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,908.85 : 79,363.28 = 41,230.81 : x
  2. Step 2: Convert to fraction form
    52,908.85/79,363.28 = 41,230.81/x
  3. Step 3: Cross multiply
    52,908.85x = 79,363.28 × 41,230.81
  4. Step 4: Simplify right side
    52,908.85x = 3,272,212,318.66
  5. Step 5: Solve for x
    x = 3,272,212,318.66/52,908.85
  6. Step 6: Final answer
    x = 61,846.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.