Home / 173,221.74-259,829.88-143,576.96

Finding the Fourth Proportional to 173,221.74, 259,829.88 and 143,576.96

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Solution

The fourth proportional to 173,221.74, 259,829.88 and 143,576.96 is: 215,363.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,221.74 : 259,829.88 = 143,576.96 : x
  2. Step 2: Convert to fraction form
    173,221.74/259,829.88 = 143,576.96/x
  3. Step 3: Cross multiply
    173,221.74x = 259,829.88 × 143,576.96
  4. Step 4: Simplify right side
    173,221.74x = 37,305,582,450.00
  5. Step 5: Solve for x
    x = 37,305,582,450.00/173,221.74
  6. Step 6: Final answer
    x = 215,363.17

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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.