Home / 238,584.04-329,245.86-131,161

Finding the Fourth Proportional to 238,584.04, 329,245.86 and 131,161

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Solution

The fourth proportional to 238,584.04, 329,245.86 and 131,161 is: 181,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,584.04 : 329,245.86 = 131,161 : x
  2. Step 2: Convert to fraction form
    238,584.04/329,245.86 = 131,161/x
  3. Step 3: Cross multiply
    238,584.04x = 329,245.86 × 131,161
  4. Step 4: Simplify right side
    238,584.04x = 43,184,216,243.46
  5. Step 5: Solve for x
    x = 43,184,216,243.46/238,584.04
  6. Step 6: Final answer
    x = 181,002.12

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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.