Home / 238,537.98-329,189.94-131,116.32

Finding the Fourth Proportional to 238,537.98, 329,189.94 and 131,116.32

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Solution

The fourth proportional to 238,537.98, 329,189.94 and 131,116.32 is: 180,944.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,537.98 : 329,189.94 = 131,116.32 : x
  2. Step 2: Convert to fraction form
    238,537.98/329,189.94 = 131,116.32/x
  3. Step 3: Cross multiply
    238,537.98x = 329,189.94 × 131,116.32
  4. Step 4: Simplify right side
    238,537.98x = 43,162,173,513.82
  5. Step 5: Solve for x
    x = 43,162,173,513.82/238,537.98
  6. Step 6: Final answer
    x = 180,944.66

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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.