Home / 258,022.26-356,065.47-144,845.01

Finding the Fourth Proportional to 258,022.26, 356,065.47 and 144,845.01

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Solution

The fourth proportional to 258,022.26, 356,065.47 and 144,845.01 is: 199,883.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,022.26 : 356,065.47 = 144,845.01 : x
  2. Step 2: Convert to fraction form
    258,022.26/356,065.47 = 144,845.01/x
  3. Step 3: Cross multiply
    258,022.26x = 356,065.47 × 144,845.01
  4. Step 4: Simplify right side
    258,022.26x = 51,574,306,562.80
  5. Step 5: Solve for x
    x = 51,574,306,562.80/258,022.26
  6. Step 6: Final answer
    x = 199,883.17

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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.