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Finding the Fourth Proportional to 88,163.16, 132,230.16 and 28,999.56

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Solution

The fourth proportional to 88,163.16, 132,230.16 and 28,999.56 is: 43,494.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,163.16 : 132,230.16 = 28,999.56 : x
  2. Step 2: Convert to fraction form
    88,163.16/132,230.16 = 28,999.56/x
  3. Step 3: Cross multiply
    88,163.16x = 132,230.16 × 28,999.56
  4. Step 4: Simplify right side
    88,163.16x = 3,834,616,458.73
  5. Step 5: Solve for x
    x = 3,834,616,458.73/88,163.16
  6. Step 6: Final answer
    x = 43,494.54

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1.5x scale

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.