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Finding the Fourth Proportional to 195,627.92, 293,059.85 and 134,827.31

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Solution

The fourth proportional to 195,627.92, 293,059.85 and 134,827.31 is: 201,977.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,627.92 : 293,059.85 = 134,827.31 : x
  2. Step 2: Convert to fraction form
    195,627.92/293,059.85 = 134,827.31/x
  3. Step 3: Cross multiply
    195,627.92x = 293,059.85 × 134,827.31
  4. Step 4: Simplify right side
    195,627.92x = 39,512,470,857.99
  5. Step 5: Solve for x
    x = 39,512,470,857.99/195,627.92
  6. Step 6: Final answer
    x = 201,977.67

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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.