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Finding the Fourth Proportional to 56,843.77, 85,163.49 and 33,457.45

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Solution

The fourth proportional to 56,843.77, 85,163.49 and 33,457.45 is: 50,126.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,843.77 : 85,163.49 = 33,457.45 : x
  2. Step 2: Convert to fraction form
    56,843.77/85,163.49 = 33,457.45/x
  3. Step 3: Cross multiply
    56,843.77x = 85,163.49 × 33,457.45
  4. Step 4: Simplify right side
    56,843.77x = 2,849,353,208.50
  5. Step 5: Solve for x
    x = 2,849,353,208.50/56,843.77
  6. Step 6: Final answer
    x = 50,126.04

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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.