Home / 238,635.05-329,316.41-131,212.33

Finding the Fourth Proportional to 238,635.05, 329,316.41 and 131,212.33

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Solution

The fourth proportional to 238,635.05, 329,316.41 and 131,212.33 is: 181,073.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,635.05 : 329,316.41 = 131,212.33 : x
  2. Step 2: Convert to fraction form
    238,635.05/329,316.41 = 131,212.33/x
  3. Step 3: Cross multiply
    238,635.05x = 329,316.41 × 131,212.33
  4. Step 4: Simplify right side
    238,635.05x = 43,210,372,968.08
  5. Step 5: Solve for x
    x = 43,210,372,968.08/238,635.05
  6. Step 6: Final answer
    x = 181,073.04

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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.