Home / 258,418.06-356,536.74-150,910.54

Finding the Fourth Proportional to 258,418.06, 356,536.74 and 150,910.54

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Solution

The fourth proportional to 258,418.06, 356,536.74 and 150,910.54 is: 208,209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,418.06 : 356,536.74 = 150,910.54 : x
  2. Step 2: Convert to fraction form
    258,418.06/356,536.74 = 150,910.54/x
  3. Step 3: Cross multiply
    258,418.06x = 356,536.74 × 150,910.54
  4. Step 4: Simplify right side
    258,418.06x = 53,805,151,963.24
  5. Step 5: Solve for x
    x = 53,805,151,963.24/258,418.06
  6. Step 6: Final answer
    x = 208,209.72

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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.