Home / 238,884.16-329,667.96-131,461.96

Finding the Fourth Proportional to 238,884.16, 329,667.96 and 131,461.96

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Solution

The fourth proportional to 238,884.16, 329,667.96 and 131,461.96 is: 181,421.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,884.16 : 329,667.96 = 131,461.96 : x
  2. Step 2: Convert to fraction form
    238,884.16/329,667.96 = 131,461.96/x
  3. Step 3: Cross multiply
    238,884.16x = 329,667.96 × 131,461.96
  4. Step 4: Simplify right side
    238,884.16x = 43,338,796,170.80
  5. Step 5: Solve for x
    x = 43,338,796,170.80/238,884.16
  6. Step 6: Final answer
    x = 181,421.81

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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.