Home / 258,147.90-356,325.75-150,761.34

Finding the Fourth Proportional to 258,147.90, 356,325.75 and 150,761.34

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Solution

The fourth proportional to 258,147.90, 356,325.75 and 150,761.34 is: 208,098.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,147.90 : 356,325.75 = 150,761.34 : x
  2. Step 2: Convert to fraction form
    258,147.90/356,325.75 = 150,761.34/x
  3. Step 3: Cross multiply
    258,147.90x = 356,325.75 × 150,761.34
  4. Step 4: Simplify right side
    258,147.90x = 53,720,147,546.51
  5. Step 5: Solve for x
    x = 53,720,147,546.51/258,147.90
  6. Step 6: Final answer
    x = 208,098.33

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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.