Home / 258,084.18-356,123.16-150,629.58

Finding the Fourth Proportional to 258,084.18, 356,123.16 and 150,629.58

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Solution

The fourth proportional to 258,084.18, 356,123.16 and 150,629.58 is: 207,849.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,084.18 : 356,123.16 = 150,629.58 : x
  2. Step 2: Convert to fraction form
    258,084.18/356,123.16 = 150,629.58/x
  3. Step 3: Cross multiply
    258,084.18x = 356,123.16 × 150,629.58
  4. Step 4: Simplify right side
    258,084.18x = 53,642,682,019.07
  5. Step 5: Solve for x
    x = 53,642,682,019.07/258,084.18
  6. Step 6: Final answer
    x = 207,849.56

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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.