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Finding the Fourth Proportional to 88,193.70, 132,263.55 and 29,015.70

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Solution

The fourth proportional to 88,193.70, 132,263.55 and 29,015.70 is: 43,514.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,193.70 : 132,263.55 = 29,015.70 : x
  2. Step 2: Convert to fraction form
    88,193.70/132,263.55 = 29,015.70/x
  3. Step 3: Cross multiply
    88,193.70x = 132,263.55 × 29,015.70
  4. Step 4: Simplify right side
    88,193.70x = 3,837,719,487.74
  5. Step 5: Solve for x
    x = 3,837,719,487.74/88,193.70
  6. Step 6: Final answer
    x = 43,514.67

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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.