Home / 258,022.17-356,104.62-144,844.92

Finding the Fourth Proportional to 258,022.17, 356,104.62 and 144,844.92

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Solution

The fourth proportional to 258,022.17, 356,104.62 and 144,844.92 is: 199,905.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,022.17 : 356,104.62 = 144,844.92 : x
  2. Step 2: Convert to fraction form
    258,022.17/356,104.62 = 144,844.92/x
  3. Step 3: Cross multiply
    258,022.17x = 356,104.62 × 144,844.92
  4. Step 4: Simplify right side
    258,022.17x = 51,579,945,195.53
  5. Step 5: Solve for x
    x = 51,579,945,195.53/258,022.17
  6. Step 6: Final answer
    x = 199,905.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.