Home / 238,723.49-329,439.33-131,300.30

Finding the Fourth Proportional to 238,723.49, 329,439.33 and 131,300.30

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Solution

The fourth proportional to 238,723.49, 329,439.33 and 131,300.30 is: 181,194.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,723.49 : 329,439.33 = 131,300.30 : x
  2. Step 2: Convert to fraction form
    238,723.49/329,439.33 = 131,300.30/x
  3. Step 3: Cross multiply
    238,723.49x = 329,439.33 × 131,300.30
  4. Step 4: Simplify right side
    238,723.49x = 43,255,481,213.60
  5. Step 5: Solve for x
    x = 43,255,481,213.60/238,723.49
  6. Step 6: Final answer
    x = 181,194.91

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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.