Home / 238,635.72-329,308.44-131,199.35

Finding the Fourth Proportional to 238,635.72, 329,308.44 and 131,199.35

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Solution

The fourth proportional to 238,635.72, 329,308.44 and 131,199.35 is: 181,050.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,635.72 : 329,308.44 = 131,199.35 : x
  2. Step 2: Convert to fraction form
    238,635.72/329,308.44 = 131,199.35/x
  3. Step 3: Cross multiply
    238,635.72x = 329,308.44 × 131,199.35
  4. Step 4: Simplify right side
    238,635.72x = 43,205,051,138.97
  5. Step 5: Solve for x
    x = 43,205,051,138.97/238,635.72
  6. Step 6: Final answer
    x = 181,050.23

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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.