Home / 164,220.81-246,309.99-51,912.36

Finding the Fourth Proportional to 164,220.81, 246,309.99 and 51,912.36

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Solution

The fourth proportional to 164,220.81, 246,309.99 and 51,912.36 is: 77,861.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,220.81 : 246,309.99 = 51,912.36 : x
  2. Step 2: Convert to fraction form
    164,220.81/246,309.99 = 51,912.36/x
  3. Step 3: Cross multiply
    164,220.81x = 246,309.99 × 51,912.36
  4. Step 4: Simplify right side
    164,220.81x = 12,786,532,677.81
  5. Step 5: Solve for x
    x = 12,786,532,677.81/164,220.81
  6. Step 6: Final answer
    x = 77,861.83

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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.