Home / 173,206.30-259,809.45-106,429.90

Finding the Fourth Proportional to 173,206.30, 259,809.45 and 106,429.90

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Solution

The fourth proportional to 173,206.30, 259,809.45 and 106,429.90 is: 159,644.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,206.30 : 259,809.45 = 106,429.90 : x
  2. Step 2: Convert to fraction form
    173,206.30/259,809.45 = 106,429.90/x
  3. Step 3: Cross multiply
    173,206.30x = 259,809.45 × 106,429.90
  4. Step 4: Simplify right side
    173,206.30x = 27,651,493,782.56
  5. Step 5: Solve for x
    x = 27,651,493,782.56/173,206.30
  6. Step 6: Final answer
    x = 159,644.85

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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.