Home / 238,421.26-329,004.75-130,995.82

Finding the Fourth Proportional to 238,421.26, 329,004.75 and 130,995.82

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Solution

The fourth proportional to 238,421.26, 329,004.75 and 130,995.82 is: 180,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,421.26 : 329,004.75 = 130,995.82 : x
  2. Step 2: Convert to fraction form
    238,421.26/329,004.75 = 130,995.82/x
  3. Step 3: Cross multiply
    238,421.26x = 329,004.75 × 130,995.82
  4. Step 4: Simplify right side
    238,421.26x = 43,098,247,010.15
  5. Step 5: Solve for x
    x = 43,098,247,010.15/238,421.26
  6. Step 6: Final answer
    x = 180,765.12

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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.