Home / 238,409.52-329,003.76-130,977.24

Finding the Fourth Proportional to 238,409.52, 329,003.76 and 130,977.24

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Solution

The fourth proportional to 238,409.52, 329,003.76 and 130,977.24 is: 180,747.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,409.52 : 329,003.76 = 130,977.24 : x
  2. Step 2: Convert to fraction form
    238,409.52/329,003.76 = 130,977.24/x
  3. Step 3: Cross multiply
    238,409.52x = 329,003.76 × 130,977.24
  4. Step 4: Simplify right side
    238,409.52x = 43,092,004,434.42
  5. Step 5: Solve for x
    x = 43,092,004,434.42/238,409.52
  6. Step 6: Final answer
    x = 180,747.83

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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.