Home / 173,130.60-259,890.30-133,861.80

Finding the Fourth Proportional to 173,130.60, 259,890.30 and 133,861.80

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Solution

The fourth proportional to 173,130.60, 259,890.30 and 133,861.80 is: 200,943.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,130.60 : 259,890.30 = 133,861.80 : x
  2. Step 2: Convert to fraction form
    173,130.60/259,890.30 = 133,861.80/x
  3. Step 3: Cross multiply
    173,130.60x = 259,890.30 × 133,861.80
  4. Step 4: Simplify right side
    173,130.60x = 34,789,383,360.54
  5. Step 5: Solve for x
    x = 34,789,383,360.54/173,130.60
  6. Step 6: Final answer
    x = 200,943.01

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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.