Home / 104,321.40-156,222.78-95,472.92

Finding the Fourth Proportional to 104,321.40, 156,222.78 and 95,472.92

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Solution

The fourth proportional to 104,321.40, 156,222.78 and 95,472.92 is: 142,972.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,321.40 : 156,222.78 = 95,472.92 : x
  2. Step 2: Convert to fraction form
    104,321.40/156,222.78 = 95,472.92/x
  3. Step 3: Cross multiply
    104,321.40x = 156,222.78 × 95,472.92
  4. Step 4: Simplify right side
    104,321.40x = 14,915,044,977.12
  5. Step 5: Solve for x
    x = 14,915,044,977.12/104,321.40
  6. Step 6: Final answer
    x = 142,972.06

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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.