Home / 238,520.22-329,150.97-136,542.24

Finding the Fourth Proportional to 238,520.22, 329,150.97 and 136,542.24

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Solution

The fourth proportional to 238,520.22, 329,150.97 and 136,542.24 is: 188,424.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,520.22 : 329,150.97 = 136,542.24 : x
  2. Step 2: Convert to fraction form
    238,520.22/329,150.97 = 136,542.24/x
  3. Step 3: Cross multiply
    238,520.22x = 329,150.97 × 136,542.24
  4. Step 4: Simplify right side
    238,520.22x = 44,943,010,741.97
  5. Step 5: Solve for x
    x = 44,943,010,741.97/238,520.22
  6. Step 6: Final answer
    x = 188,424.32

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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.