Home / 144,687.09-217,063.46-51,192.84

Finding the Fourth Proportional to 144,687.09, 217,063.46 and 51,192.84

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Solution

The fourth proportional to 144,687.09, 217,063.46 and 51,192.84 is: 76,800.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,687.09 : 217,063.46 = 51,192.84 : x
  2. Step 2: Convert to fraction form
    144,687.09/217,063.46 = 51,192.84/x
  3. Step 3: Cross multiply
    144,687.09x = 217,063.46 × 51,192.84
  4. Step 4: Simplify right side
    144,687.09x = 11,112,095,919.60
  5. Step 5: Solve for x
    x = 11,112,095,919.60/144,687.09
  6. Step 6: Final answer
    x = 76,800.88

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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.