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Finding the Fourth Proportional to 171,163.46, 256,682.32 and 58,811.81

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Solution

The fourth proportional to 171,163.46, 256,682.32 and 58,811.81 is: 88,196.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,163.46 : 256,682.32 = 58,811.81 : x
  2. Step 2: Convert to fraction form
    171,163.46/256,682.32 = 58,811.81/x
  3. Step 3: Cross multiply
    171,163.46x = 256,682.32 × 58,811.81
  4. Step 4: Simplify right side
    171,163.46x = 15,095,950,403.76
  5. Step 5: Solve for x
    x = 15,095,950,403.76/171,163.46
  6. Step 6: Final answer
    x = 88,196.10

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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.